The Membrane-Bound Proteins on Human Cells That Dissociate and Inactivate

The membrane-bound proteins on human cells that dissociate and inactivate alternative C3 convertase to avoid complement activation are _____.

A) factor B and factor H
B) factor H and factor I
C) factor B and factor I
D) decay-accelerating factor and factor H
E) decay-accelerating factor and membrane cofactor protein.