question: Q:A 6-year-old boy is brought to the physician by his mother because of a 3-month history of episodic chest pain and shortness of breath on exertion. He is at the 99th percentile for height and 40th percentile for weight. Examination shows a high-arched palate, long and slender upper extremities, and elbows and knees that can be hyperextended. Cardiac examination shows a grade 2/6 late systolic, crescendo murmur with a midsystolic click. Over which of the following labeled areas is the murmur most likely to be heard best?? 
  {'A': 'Area A', 'B': 'Area C', 'C': 'Area E', 'D': 'Area F', 'E': 'Area G'},