input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Point used as termination of Root canal procedure is   (A) Apical constriction   (B) Apical foramen   (C) Both   (D) None
output: ['(A) Apical constriction <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Apical constriction  (B) Apical foramen  (C) Both  (D) None <> possible answers', '  Point used as termination of Root canal procedure is <> context']