question: Q:A 40-year-old man presents to a community health center for a routine check-up. The medical history is significant for a major depressive disorder that began around the time he arrived in the United States from India, his native country. For the last few months, he has been living in the local homeless shelter and also reports being incarcerated for an extended period of time. The patient has smoked 1 pack of cigarettes daily for the last 20 years. The vital signs include the following: the heart rate is 68/min, the respiratory rate is 18/min, the temperature is 37.1°C (98.8°F), and the blood pressure is 130/88 mm Hg. He appears unkempt and speaks in a monotone. Coarse breath sounds are auscultated in the lung bases bilaterally. Which of the following is recommended for this patient?? 
  {'A': 'Tuberculin skin test', 'B': 'Chest X-ray', 'C': 'Low-dose computerized tomography (CT) Scan', 'D': 'Pulmonary function test', 'E': 'Quantiferon testing'},