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: Dental
In a 3yr old patient the cement used after pulpectomy is: 
Select and explain. 
A. Ca(OH)2, B. ZOE, C. Ca (OH)2 + CMCP, D. Active transport
B: ZOE
Answer: B: ZOE 
Explanation: None