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
Which of the following is an antiapoptotic gene: 
Select and explain. 
A. Bax, B. Bad, C. Bcl-X, D. Bim
C: Bcl-X
Answer: C: Bcl-X 
Explanation: . Bcl-X