What are the functions of eosinophils?

Participate in the inflammatory process
Produce several toxic proteins such as major basic protein (MBP), eosinophil cationic protein (ECP), and neurotoxin derived from eosinophil
Produce several cytokines such as IL-1, TGF-β, IL-3, IL-4, IL-5, IL-8, and TNF-α
Are the main cell type producing LTC4-synthase in the bronchial mucosa of asthmatics
a) Only I and II are correct.
b) Only II and III are correct.
c) Only I, II, and IV are correct.
d) All statements are correct.