The following are multiple choice questions (with answers) about medical knowledge.   **Question:** COPRA came into action on:   (A) 15th April 1987   (B) 15th April 1989   (C) 25th April 1988   (D) 15th April 1986
['(A) 15th April 1987 <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) 15th April 1987 \n (B) 15th April 1989 \n (C) 25th April 1988 \n (D) 15th April 1986 <> possible answers', '  COPRA came into action on: <> context@']