input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** In case of buccolingual wide proximal box, which of the following wedgging method should be used:   (A) Wedge wedgging.   (B) Double wedgging.   (C) Piggy back.   (D) None.
output: ['(B) Double wedgging. <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Wedge wedgging.  (B) Double wedgging.  (C) Piggy back.  (D) None. <> possible answers', '  In case of buccolingual wide proximal box, which of the following wedgging method should be used: <> context']