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: Pathology
Complement having cell lytic propey ? 
Select and explain. 
A. MAC, B. C3b, C. C3a, D. C5a
A: MAC
Answer: A: MAC 
Explanation: Ans. is 'a' i.e., MAC