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 pathological process is associated with 'Annexin V'? 
Select and explain. 
A. Apoptosis, B. Necrosis, C. Atherosclerosis, D. Inflammation
A: Apoptosis
Answer: A: Apoptosis 
Explanation: Identifying apoptotic cells: Staining of chromatin condensation Flow cytometry to visualize rapid cell shrinkage DNA changes detected by in situ techniques or by gel electrophoresis Annexin V as marker for apoptotic cell membrane having phosphatidylserine on the cell exterior Ref: Essential Pathology By Harsh Mohan, 2005, Page 38.