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: Physiology
Major basic protein is an important constituent of which leucocyte: 
Select and explain. 
A. Neutrophil, B. Eosinophil, C. Basophil, D. Lymphocyte
B: Eosinophil
Answer: B: Eosinophil 
Explanation: None