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: Medicine
All of the following conditions are associated with an early systolic murmur, EXCEPT: 
Select and explain. 
A. Aoic stenosis, B. Tricuspid regurgitation, C. Papillary muscle dysfunction, D. Small ventricular septal defect
A: Aoic stenosis
Answer: A: Aoic stenosis 
Explanation: Aoic stenosis