This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General pathology, Subject name: Pathology
The given cell is activated by 
Select and explain. 
A. IL-1, B. IL-2, C. IL-5, D. IL-6
C: IL-5
Answer: C: IL-5 
Explanation: TH2 cells secrete IL-4, IL-5, and IL-13, which recruit and activate eosinophils and are responsible for the alternative pathway of macrophage activationReference: Robbins and Cotran Pathologic Basis of Disease; 9th edition; Chapter 3; Inflammation and Repair