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
Most Common Valve Not involved in Rheumatic Fever: 
Select and explain. 
A. Mitral, B. Aoic, C. Pulmonary, D. Tricuspid
D: Tricuspid
Answer: D: Tricuspid 
Explanation: Tricuspid