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: Pharmacology
Which of the following is not a cardioselective beta blocker ? 
Select and explain. 
A. Nebivolol, B. Atenolol, C. Betaxolol, D. Oxprenolol
D: Oxprenolol
Answer: D: Oxprenolol 
Explanation: Ans. is 'd' i.e., Oxprenolol