When Donor MHC:donor Self-Peptide Complexes Activate Recipient T Cells,_____

Multiple Choice

When donor MHC:donor self-peptide complexes activate recipient T cells,_____.

A) acute rejection of transplanted organs occurs
B) suppression occurs and transplanted organs are tolerated
C) hyperacute rejection of transplanted organs occurs
D) complement pathways are activated
E) an indirect pathway of allorecognition occurs.