B cells can be activated in a T-independent manner. Which of the following options is a feature of microbes that enables this to occur?

Question

B cells can be activated in a T-independent manner.  Which of the following options is a feature of microbes that enables this to occur?

Accepted Answer

The microbe is able to engage multiple BCRs at the same time

Answer

That the microbe is rapidly phagocytosed by the B cell

Answer

The spontaneous activation of B cells in the hope of a useful response- similar to the alternative complement pathway

Answer

That it must first invade/infect the B cell to activate it from the cytosol.

Crowdly