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 patient with acute inferior wall myocardial infarction has developed shock. Which of the following is the most likely cause of shock 
Select and explain. 
A. Cardiac rupture, B. Inteventricular septal perforation, C. Papillary muscle rupture, D. Right ventricular infarction
D: Right ventricular infarction
Answer: D: Right ventricular infarction 
Explanation: None