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: Pathology
Saddle embolus causes sudden death by blocking 
Select and explain. 
A. Coronary arteries, B. Cerebral arteries, C. Pulmonary arteries, D. Renal arteries
C: Pulmonary arteries
Answer: C: Pulmonary arteries 
Explanation: None