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 complex process of leukocyte movements through the blood vessels are all EXCEPT - 
Select and explain. 
A. Rolling, B. Adhesion, C. Migration, D. Phagocytosis
D: Phagocytosis
Answer: D: Phagocytosis 
Explanation: Ans. is 'd' i.e., Phagocytosis