Arrange the steps of antibody-mediated immunity in the proper order
1. Plasma cells secrete antibodies.
2. Helper T cells interact with B cells displaying the same antigen-MHC complex.
3. Contact with antigen.
4. Clones of B cells produced.
5. Fragmentation of antigen.
a. 3, 2, 5, 1, 4
b. 3, 5, 2, 4, 1
c. 1, 3, 5, 2, 4
d. 4, 3, 2, 1, 5
e. 5, 3, 4, 2, 1
ANSWER: b
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