Which of the Following Abnormal Findings Would Be MOST Likely

Multiple Choice

Which of the following abnormal findings would be MOST likely in a chest radiograph of a patient with moderate to severe chronic obstructive pulmonary disease?

A) Tracheal deviation toward the contralateral side
B) Opacification of the costophrenic angles
C) Flattened hemidiaphragms
D) Increased vascular markings