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
A 36 year old patient presents to emergency with shock .His ECG shows ST elevation in lead 2 and lead 3 and avF. What is the most likely cause of shock 
Select and explain. 
A. Papillary muscle rupture, B. Cardiac rupture, C. Right ventricular infarction, D. Septal perforation
C: Right ventricular infarction
Answer: C: Right ventricular infarction 
Explanation: ECG features  are suggestive of inferior wall MI . Right ventricular  infarction  presents as hypotension and shock.