This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General anatomy, Subject name: Anatomy
A 26 yr old asymptomatic woman is found to have arhymias and a systolic murmur associated with Mid-systollic clicks ; which investigation would you use 
Select and explain. 
A. Electrophysiological testing, B. Tc scan, C. Echocardiography, D. Angiography
C: Echocardiography
Answer: C: Echocardiography 
Explanation: Ref Harrison 19 th ed pg 1546 The history suggests the diagnosis of ' Mitral valve prolapse' Investigation of choice for MVP is Echocardiography