added alt worlds prompts

lm_eval/tasks/mmlu/alternative_worlds/letters_only/style_01/style_01_professional_medicine.yaml

+"dataset_name": "professional_medicine"
+"description": "The following are multiple choice questions (with answers) about professional medicine.\n\n"
+"include": "_template_yaml"
+"task": "mmlu_style_01_lo_professional_medicine"

lm_eval/tasks/mmlu/alternative_worlds/letters_only/style_01/style_01_professional_psychology.yaml

+"dataset_name": "professional_psychology"
+"description": "The following are multiple choice questions (with answers) about professional psychology.\n\n"
+"include": "_template_yaml"
+"task": "mmlu_style_01_lo_professional_psychology"

lm_eval/tasks/mmlu/alternative_worlds/letters_only/style_01/style_01_public_relations.yaml

+"dataset_name": "public_relations"
+"description": "The following are multiple choice questions (with answers) about public relations.\n\n"
+"include": "_template_yaml"
+"task": "mmlu_style_01_lo_public_relations"

lm_eval/tasks/mmlu/alternative_worlds/letters_only/style_01/style_01_security_studies.yaml

+"dataset_name": "security_studies"
+"description": "The following are multiple choice questions (with answers) about security studies.\n\n"
+"include": "_template_yaml"
+"task": "mmlu_style_01_lo_security_studies"

lm_eval/tasks/mmlu/alternative_worlds/letters_only/style_01/style_01_sociology.yaml

+"dataset_name": "sociology"
+"description": "The following are multiple choice questions (with answers) about sociology.\n\n"
+"include": "_template_yaml"
+"task": "mmlu_style_01_lo_sociology"

lm_eval/tasks/mmlu/alternative_worlds/letters_only/style_01/style_01_us_foreign_policy.yaml

+"dataset_name": "us_foreign_policy"
+"description": "The following are multiple choice questions (with answers) about us foreign policy.\n\n"
+"include": "_template_yaml"
+"task": "mmlu_style_01_lo_us_foreign_policy"

lm_eval/tasks/mmlu/alternative_worlds/letters_only/style_01/style_01_virology.yaml

+"dataset_name": "virology"
+"description": "The following are multiple choice questions (with answers) about virology.\n\n"
+"include": "_template_yaml"
+"task": "mmlu_style_01_lo_virology"

lm_eval/tasks/mmlu/alternative_worlds/letters_only/style_01/style_01_world_religions.yaml

+"dataset_name": "world_religions"
+"description": "The following are multiple choice questions (with answers) about world religions.\n\n"
+"include": "_template_yaml"
+"task": "mmlu_style_01_lo_world_religions"

lm_eval/tasks/mmlu/alternative_worlds/letters_only/style_02/_template_yaml

+group: mmlu_style_02_lo
+dataset_path: cais/mmlu
+test_split: test
+fewshot_split: dev
+output_type: multiple_choice
+doc_to_text: "Q: {{question.strip()}}\nA. {{choices[0]}}\nB. {{choices[1]}}\nC. {{choices[2]}}\nD. {{choices[3]}}\nA: "
+doc_to_choice: ['A.', 'B.', 'C.', 'D.']
+doc_to_target: answer
+metric_list:
+  - metric: acc
+    aggregation: mean
+    higher_is_better: true
+  - metric: acc_norm
+    aggregation: mean
+    higher_is_better: true

lm_eval/tasks/mmlu/alternative_worlds/letters_only/style_02/style_02_abstract_algebra.yaml

+"dataset_name": "abstract_algebra"
+"description": "The following are multiple choice questions (with answers) about abstract algebra.\n\n"
+"include": "_template_yaml"
+"task": "mmlu_style_02_lo_abstract_algebra"

lm_eval/tasks/mmlu/alternative_worlds/letters_only/style_02/style_02_anatomy.yaml

+"dataset_name": "anatomy"
+"description": "The following are multiple choice questions (with answers) about anatomy.\n\n"
+"include": "_template_yaml"
+"task": "mmlu_style_02_lo_anatomy"

lm_eval/tasks/mmlu/alternative_worlds/letters_only/style_02/style_02_astronomy.yaml

+"dataset_name": "astronomy"
+"description": "The following are multiple choice questions (with answers) about astronomy.\n\n"
+"include": "_template_yaml"
+"task": "mmlu_style_02_lo_astronomy"

lm_eval/tasks/mmlu/alternative_worlds/letters_only/style_02/style_02_business_ethics.yaml

+"dataset_name": "business_ethics"
+"description": "The following are multiple choice questions (with answers) about business ethics.\n\n"
+"include": "_template_yaml"
+"task": "mmlu_style_02_lo_business_ethics"

lm_eval/tasks/mmlu/alternative_worlds/letters_only/style_02/style_02_clinical_knowledge.yaml

+"dataset_name": "clinical_knowledge"
+"description": "The following are multiple choice questions (with answers) about clinical knowledge.\n\n"
+"include": "_template_yaml"
+"task": "mmlu_style_02_lo_clinical_knowledge"

lm_eval/tasks/mmlu/alternative_worlds/letters_only/style_02/style_02_college_biology.yaml

+"dataset_name": "college_biology"
+"description": "The following are multiple choice questions (with answers) about college biology.\n\n"
+"include": "_template_yaml"
+"task": "mmlu_style_02_lo_college_biology"

lm_eval/tasks/mmlu/alternative_worlds/letters_only/style_02/style_02_college_chemistry.yaml

+"dataset_name": "college_chemistry"
+"description": "The following are multiple choice questions (with answers) about college chemistry.\n\n"
+"include": "_template_yaml"
+"task": "mmlu_style_02_lo_college_chemistry"

lm_eval/tasks/mmlu/alternative_worlds/letters_only/style_02/style_02_college_computer_science.yaml

+"dataset_name": "college_computer_science"
+"description": "The following are multiple choice questions (with answers) about college computer science.\n\n"
+"include": "_template_yaml"
+"task": "mmlu_style_02_lo_college_computer_science"

lm_eval/tasks/mmlu/alternative_worlds/letters_only/style_02/style_02_college_mathematics.yaml

+"dataset_name": "college_mathematics"
+"description": "The following are multiple choice questions (with answers) about college mathematics.\n\n"
+"include": "_template_yaml"
+"task": "mmlu_style_02_lo_college_mathematics"

lm_eval/tasks/mmlu/alternative_worlds/letters_only/style_02/style_02_college_medicine.yaml

+"dataset_name": "college_medicine"
+"description": "The following are multiple choice questions (with answers) about college medicine.\n\n"
+"include": "_template_yaml"
+"task": "mmlu_style_02_lo_college_medicine"

lm_eval/tasks/mmlu/alternative_worlds/letters_only/style_02/style_02_college_physics.yaml

+"dataset_name": "college_physics"
+"description": "The following are multiple choice questions (with answers) about college physics.\n\n"
+"include": "_template_yaml"
+"task": "mmlu_style_02_lo_college_physics"