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
First external sign of decomposition in a dead body: NEET 13 
Select and explain. 
A. Decomposition of liver and intestine, B. Greenish discoloration over right iliac fossa, C. Greenish discoloration over dependent pas, D. Bloodstained froth from mouth
B: Greenish discoloration over right iliac fossa
Answer: B: Greenish discoloration over right iliac fossa 
Explanation: Ans. Greenish discoloration over right iliac fossa