input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Toxic shock syndrome is due to the following virulence factor:   (A) M protein   (B) Pyrogenic exotoxin   (C) Streptolysin 0   (D) Carbohydrate cell wall
output: ['(B) Pyrogenic exotoxin <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) M protein  (B) Pyrogenic exotoxin  (C) Streptolysin 0  (D) Carbohydrate cell wall <> possible answers', '  Toxic shock syndrome is due to the following virulence factor: <> context']