Which of the following most accurately represents the order of events for transmission at a G-protein coupled receptor?

A) Activation of a G-protein, binding of the neurotransmitter, activation of the effector
B) Binding of the effector, binding of the neurotransmitter, activation of a G-protein
C) Binding of the neurotransmitter, activation of a G-protein, activation of the effector
D) Activation of the effector, binding of the neurotransmitter, activation of a G-protein
E) Binding of a G-protein, binding of the neurotransmitter, activation of the effector