The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Thickness of luting cement is:   (A) 20-40 μ   (B) 10-20 μ   (C) 60-80 μ   (D) 1-2 μ
['(A) 20-40 μ <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) 20-40 μ \n (B) 10-20 μ \n (C) 60-80 μ \n (D) 1-2 μ <> possible answers', '  Thickness of luting cement is: <> context@']