which of the following statements about cytotoxic t cells are true? choose all of the correct answers. Cytotoxic T Cells express TCRs.| Cytotoxic T cells express BCRs.| Cytotoxic T cells interact with antigens bound to Classi MHC molecules on other cells.| Cytotoxic Tools interact with antigens bount to Class MHC molecules on other colis | Activation of Cyloxic T cells requires the membrane protein CD4 | Activation of Cytotoxic T cells requires the membrane protein CD8.