This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: NEET 2019, Subject name: Medicine
Characteristic feature of hyperophic obstructive cardiomyopathy is: 
Select and explain. 
A. Asymmetric septal hyperophy of septum, B. Increased size of atria, C. Increased size of ventricle, D. Normal myofiber arrangement
A: Asymmetric septal hyperophy of septum
Answer: A: Asymmetric septal hyperophy of septum 
Explanation: Characteristic feature of hyperophic obstructive cardiomyopathy is= Asymmetric septal hyperophy of septum.