Which T cell boosts the immune response by activating other types of cells?

A) helper T cell
B) suppressor T cell
C) cytotoxic T cell
D) memory T cell
E) IgT cell

Helper T cells, also known as CD4+ T cells, play a critical role in the immune response by activating and coordinating other immune cells, such as B cells and cytotoxic T cells. They do this by releasing cytokines and other signaling molecules that stimulate these cells to perform their functions.