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: Surgery
All are true about Raynaud’s phenomena except: 
Select and explain. 
A. Exposure to cold aggravates, B. Spasm of vessels, C. More common in females, D. Atherosclerosis of vessels
D: Atherosclerosis of vessels
Answer: D: Atherosclerosis of vessels 
Explanation: RAYNAUD’S PHENOMENON

Raynaud’s phenomenon is characterized by episodic digital ischemia on exposure to cold or emotional stress.
Manifested by the sequential development of digital blanching, cyanosis and rubor (redness) of fingers or toes.
BCR: Blanching, Cyanosis and Rubor (redness)