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
Commonest benign tumour of heart is - 
Select and explain. 
A. Adenoma, B. Myxoma, C. Myoma, D. Mabdomyosaxoma
B: Myxoma
Answer: B: Myxoma 
Explanation: None