The following are multiple choice questions (with answers) about medical knowledge.   **Question:** In pregnancy cardiac output increases 30 to 40% during?   (A) 20th week of pregnancy   (B) 22 weeks of pregnancy   (C) 24 weeks of pregnancy   (D) 28 weeks of gestation
['(D) 28 weeks of gestation <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) 20th week of pregnancy \n (B) 22 weeks of pregnancy \n (C) 24 weeks of pregnancy \n (D) 28 weeks of gestation <> possible answers', '  In pregnancy cardiac output increases 30 to 40% during? <> context@']