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
Lust murder is an extreme form of: MP 09 
Select and explain. 
A. Troilism, B. Algolagnia, C. Masochism, D. Frotteurism
B: Algolagnia
Answer: B: Algolagnia 
Explanation: Ans. Algolagnia