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 causes increased rennin on prolonged use ? 
Select and explain. 
A. Clonidine, B. Enalapril, C. Methyldopa, D. Blocker
B: Enalapril
Answer: B: Enalapril 
Explanation: Ans. is 'b i.e., Enalapril