Polysaccharides on Bacterial Cells Stimulate the Production of Antibodies by Binding

Polysaccharides on bacterial cells stimulate the production of antibodies by binding to

A) B cells that release interleukin -2 to stimulate plasma cell proliferation.
B) B cells that stimulate plasma cell proliferation.
C) helper T cells that release interleukin -1 to stimulate plasma cell proliferation.
D) B cells that stimulate plasma and memory cell proliferation.
E) helper T cells that directly stimulate plasma and memory cell proliferation.