The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Average daily dose of vitamin-C is:   (A) 30 - 40 mg   (B) 50 - 60 mg   (C) 60 - 100 mg   (D) 100 - 150 mg
['(B) 50 - 60 mg <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) 30 - 40 mg \n (B) 50 - 60 mg \n (C) 60 - 100 mg \n (D) 100 - 150 mg <> possible answers', '  Average daily dose of vitamin-C is: <> context@']