question: Q:Which are the FIVE main series of apoproteins that have been identified?
  ? 
  A:apoA, apoB, apoC, apoD, and apoE;B:apoA, apo(a), apoB, apoC and apoE;C:apoA, apoB, apoC, apo E, and apoL;D:apoB, apoC, apoD, apoE and apoM