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: Pharmacology
In which of the following clinical conditions, use of anticoagulants provide maximum benefit ? 
Select and explain. 
A. Prevention, of recurrences of myocardial infarction, B. Prevention of venous thrombosis and pulmonary embolism, C. Cerebrovascular accident, D. Retinal artery thrombosis
B: Prevention of venous thrombosis and pulmonary embolism
Answer: B: Prevention of venous thrombosis and pulmonary embolism 
Explanation: None