question: Q:A 58-year-old woman with breast cancer presents to her primary care physician for referral to a medical oncologist. She denies any personal history of blood clots in her past. Her past medical history is significant for preeclampsia, hypertension, polycystic ovarian syndrome, and hypercholesterolemia. She currently smokes 1 pack of cigarettes per day, drinks a glass of wine per day, and she currently denies any illicit drug use, despite a history of cocaine use. The vital signs include: temperature 36.7°C (98.0°F), blood pressure 126/74 mm Hg, heart rate 111/min and irregular, and respiratory rate 17/min. On physical examination, she has a grade 2/6 holosystolic murmur heard best at the left upper sternal border, bilateral bibasilar crackles on the lungs, and a normal abdominal examination. At her follow-up with the oncologist, they subsequently plan to start the patient on a highly emetic chemotherapeutic regimen. Which of the following regimens for the treatment of chemotherapy-induced emesis is most appropriate for patients on the same day of treatment?? 
  {'A': 'Dronabinol + dexamethasone', 'B': 'Aprepitant + dexamethasone + 5-HT3 receptor antagonist', 'C': 'Dexamethasone + 5-HT3 receptor antagonist', 'D': 'Prochlorperazine + dexamethasone + dronabinol', 'E': 'Aprepitant + dronabinol'},