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
The fading of cellular chromatin is: 
Select and explain. 
A. Karyolysis, B. Karyorrhexis, C. Pyknosis, D. Cytolysis
A: Karyolysis
Answer: A: Karyolysis 
Explanation: None