input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Antiemetic action is due to which propey of metoclopramide?   (A) 5-HT3 antagonist   (B) D, antagonist   (C) 5-HT4 agonist   (D) M3 antagonist
output: ['(B) D, antagonist <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) 5-HT3 antagonist  (B) D, antagonist  (C) 5-HT4 agonist  (D) M3 antagonist <> possible answers', '  Antiemetic action is due to which propey of metoclopramide? <> context']