input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** A 33-year-old G2P1 woman presents to the office because of poor diabetic control. She is currently at 18 weeks gestation and admits to having poor control of her type 1 diabetes before becoming pregnant. Her family history is non-contributory. The physical examination shows a pregnant woman with a fundal height of 20 cm (7.9 in). An abdominal ultrasound is ordered. Which of the following is the most likely congenital abnormality shown on the ultrasound?   (A) Amelia   (B) Sacral agenesis   (C) Spina bifida   (D) Ventricular septal defect
output: ['(D) Ventricular septal defect <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Amelia  (B) Sacral agenesis  (C) Spina bifida  (D) Ventricular septal defect <> possible answers', '  A 33-year-old G2P1 woman presents to the office because of poor diabetic control. She is currently at 18 weeks gestation and admits to having poor control of her type 1 diabetes before becoming pregnant. Her family history is non-contributory. The physical examination shows a pregnant woman with a fundal height of 20 cm (7.9 in). An abdominal ultrasound is ordered. Which of the following is the most likely congenital abnormality shown on the ultrasound? <> context']