This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Identification, Subject name: Forensic Medicine
All are useful in knowing the time since death Except 
Select and explain. 
A. Cooling of the body, B. Rigor mois, C. Postmoem staining, D. Postmoem bruising
A: Cooling of the body
Answer: A: Cooling of the body 
Explanation: Sequential changes after death like the degree of rigor mois, postmoem hypostasis, postmoem cooling and extent of putrefactive changes are assessed. They will help a great deal in asceaining the time since death. Ref - Krishan Vij 5th edition