The following are multiple choice questions (with answers) about medical knowledge.   **Question:** A patient complains of numbness of lower lip. There is no history of tooth extraction . It could be:   (A) Infection   (B) Metastatic neoplasia.   (C) Dental menipulation.   (D) CNS disease.
['(B) Metastatic neoplasia. <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Infection \n (B) Metastatic neoplasia. \n (C) Dental menipulation. \n (D) CNS disease. <> possible answers', '  A patient complains of numbness of lower lip. There is no history of tooth extraction . It could be: <> context@']