What Do Most Experts Today Say About the Frustration-Aggression Hypothesis

What do most experts today say about the frustration-aggression hypothesis?

A) Most agree that frustration always prompts aggression, but most also agree that aggression can occur in the absence of frustration.
B) Most agree that aggression always arises from frustration, but most also agree that frustration does not always lead to aggression.
C) Most agree that frustration and aggression are strongly linked, but most disagree with the idea that one always involves the other.
D) Most agree with the hypothesis in full.