Which Pair of Molecules Is a Component of Cytolytic T $\gamma$

Multiple Choice

Which pair of molecules is a component of cytolytic T lymphocyte (CTL) granules and is important in the mechanism of CTL killing of target cells?

A) Perforin and Fas ligand
B) P-selectin and tumor necrosis factor
C) Major basic protein and granzyme B
D) C9 and interferon- $\gamma$
E) Perforin and granzyme B