input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** The advantage of metal base denture is:   (A) Increase in tissue tolerance   (B) Easy laboratory procedure   (C) Rebasing and relining are quite easy   (D) Increase in restorative cost
output: ['(A) Increase in tissue tolerance <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Increase in tissue tolerance  (B) Easy laboratory procedure  (C) Rebasing and relining are quite easy  (D) Increase in restorative cost <> possible answers', '  The advantage of metal base denture is: <> context']