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. Acebutol, B. Atenolol, C. Pindolol, D. Metoprolol
C: Pindolol
Answer: C: Pindolol 
Explanation: Pindolol