The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Which of the following is least likely in PDA?   (A) CO, wash out   (B) Necrotizing enterocolitis   (C) Bounding pulse   (D) Pulmonary hemorrhage
['(A) CO, wash out <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) CO, wash out \n (B) Necrotizing enterocolitis \n (C) Bounding pulse \n (D) Pulmonary hemorrhage <> possible answers', '  Which of the following is least likely in PDA? <> context@']