The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Calcification of third molar begins at:   (A) 8 months   (B) 18 months   (C) 8 years   (D) 16 years
['(C) 8 years <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) 8 months \n (B) 18 months \n (C) 8 years \n (D) 16 years <> possible answers', '  Calcification of third molar begins at: <> context@']