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
Calcium blocking agents of use in the treatment of hypertension include - 
Select and explain. 
A. Prazosin, B. Lidoflazine, C. Captopril, D. Nifedipine
D: Nifedipine
Answer: D: Nifedipine 
Explanation: None