Arrange in the Correct Sequence These Components of the Mammalian

Multiple Choice

Arrange in the correct sequence these components of the mammalian immune system as it first responds to a pathogen.
I.Pathogen is destroyed.
II. Lymphocytes secrete antibodies.
III.Antigens from a pathogen bind to antigen receptors on lymphocytes.
IV.Lymphocytes specific to antigens from a pathogen become numerous.
V.Only memory cells remain.

A) I → III → II → IV → V
B) II → I → IV → III → V
C) IV → II → III → I → V
D) III → IV → II → I → V