The following are multiple choice questions (with answers) about medical knowledge.   **Question:** What should be ideal depth of MTA for root end filling material?   (A) 1 mm   (B) 3 mm   (C) 5 mm   (D) 7 mm
['(B) 3 mm <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) 1 mm \n (B) 3 mm \n (C) 5 mm \n (D) 7 mm <> possible answers', '  What should be ideal depth of MTA for root end filling material? <> context@']