Refer to the Figure Below

Multiple Choice

Refer to the figure below. Given the steps shown, what happens next?

A) A signal molecule binds to the G protein-coupled membrane receptor.
B) Inactive G protein binds GTP.
C) The G protein goes from an inactive to an active state.
D) The effector protein causes a change in cell function.
E) G protein binds to the G protein-coupled membrane receptor.