input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** C shaped root canals are preferably found in (Maximum incidence)   (A) Mand 1st molar   (B) Maxillary 2nd molar   (C) Maxillary 1stmolar   (D) Mand 2nd molar
output: ['(D) Mand 2nd molar <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Mand 1st molar  (B) Maxillary 2nd molar  (C) Maxillary 1stmolar  (D) Mand 2nd molar <> possible answers', '  C shaped root canals are preferably found in (Maximum incidence) <> context']