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
The following condition is not a single gene disorder 
Select and explain. 
A. Arrhythmogenic right ventricular cardiomyopathy, B. Hyperophic cardiomyopathy, C. Dilated cardiomyopathy, D. Mitral valve prolapsed
C: Dilated cardiomyopathy
Answer: C: Dilated cardiomyopathy 
Explanation: . Dilated cardiomyopathy