This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Radiology
Radiologically, increased pulmonary blood flow is indicated by the following except: 
Select and explain. 
A. Descending pulmonary aery diameter> 16 mm, B. Kerley b lines, C. Diameter of peripheral aeries > 2 accompanying bronchiole, D. > 6 blood vessel in outer 1/3''
B: Kerley b lines
Answer: B: Kerley b lines 
Explanation: Ans. Kerley b lines