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: Forensic Medicine
Sec. 142 IEA is related to: BHU 08 
Select and explain. 
A. Cross-questioning, B. When leading question can be asked, C. When leading question cannot be asked, D. Objective evidence
C: When leading question cannot be asked
Answer: C: When leading question cannot be asked 
Explanation: Ans. When leading question cannot be asked