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
True about cadaveric spasm-a) Develops immediately after deathb) May develop hours after deathc) Develops only in facial musclesd) Involves individual/small group of muscles 
Select and explain. 
A. b, B. ad, C. ac, D. ab
B: ad
Answer: B: ad 
Explanation: None