The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Mandibular 1st premolar normally has   (A) 1 root   (B) 2 roots   (C) May have any   (D) None
['(A) 1 root <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) 1 root \n (B) 2 roots \n (C) May have any \n (D) None <> possible answers', '  Mandibular 1st premolar normally has <> context@']