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
Causes of raised J.V.P. with hypotension are all except 
Select and explain. 
A. Cardiac tamponade, B. Right ventricular M.I., C. Heart failure, D. 2nd Degree A. V. block
D: 2nd Degree A. V. block
Answer: D: 2nd Degree A. V. block 
Explanation: None