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
A prodrug is 
Select and explain. 
A. The proto type member of a class of drugs, B. The oldest member of a class of drugs, C. An inactive drug that is transformed in the body to an active metabolite, D. A drug that is stored in body tissues and is then gradually released in the direction
C: An inactive drug that is transformed in the body to an active metabolite
Answer: C: An inactive drug that is transformed in the body to an active metabolite 
Explanation: None