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
Th2 helper T cells function in: 
Select and explain. 
A. Cellular immunity, B. Humoral immunity, C. Induce cellular immunity by activation of cytotoxic T cells, D. Both humoral and cell mediated immunity
B: Humoral immunity
Answer: B: Humoral immunity 
Explanation: None