Chest X-ray finding in acute pulmonary edema – MCQ

Chest X-ray finding in acute pulmonary edema is described as:
a) Pulmonary plethora
b) Bat wing appearance
c) Kerley A lines
d) Cephalization

Former Professor of Cardiology, Calicut Govt. Medical Kozhikode, Kerala, India. Editor-in-Chief, BMH Medical Journal