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: Social & Preventive Medicine
Pit latrine has depth of_____________ 
Select and explain. 
A. 4-Feb, B. 6-Apr, C. 10-Jun, D. 12-Oct
D: 12-Oct
Answer: D: 12-Oct 
Explanation: Ans. is 'd' i.e., 10-12