The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Highest incidence of atypical root canal or root among all teeth is seen in   (A) Mandibular 1st premolar   (B) Mandibular canine   (C) Maxillary 1stpremolar   (D) Mandibular 2nd premolar
['(A) Mandibular 1st premolar <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Mandibular 1st premolar \n (B) Mandibular canine \n (C) Maxillary 1stpremolar \n (D) Mandibular 2nd premolar <> possible answers', '  Highest incidence of atypical root canal or root among all teeth is seen in <> context@']