Once a macrophage ingests a foreign antigen, the antigen is presented in which of the following ...

Once a macrophage ingests a foreign antigen,
  the antigen is presented in which of the
  following manners?
 
  a. embedded directly in the cell membrane of
  the macrophage
  b. embedded in the membrane of a transport
  vesicle and released via exocytosis
  c. attached to a receptor protein, forming a
  receptor-antigen complex
  d. attached to MHC, forming a MHC-antigen
  complex
  e. none of these

Question 2

In adaptive immune responses, which of the
  following is NOT capable of acting as an
  antigen-presenting cell?
 
  a. T cell
  b. macrophage
  c. dendritic cell
  d. B cell
  e. all of these are capable