Mr. Norman has raised some interesting points, but there’s one thing he has completely failed to ____________________.

Mr. Norman has raised some interesting points, but there’s one thing he has completely failed to ____________________

1. A.
   block out
2. B.
   account for
3. C.
   stand for
4. D.
   come up

 Mr. Norman has raised some interesting points, but there’s one thing he has completely failed to ____________________.

A. block out          B. account for     C. stand for            D. come up

Mr. Norman has raised some interesting points, but there’s one thing he has completely failed to ____________________.