Which of the Following Is Consistent with Kelley's Covariation Principle

Which of the following is consistent with Kelley's covariation principle?

A) Actors attribute behaviour to the situation,but observers attribute behaviour to persons.
B) People fail to use statistical information,instead relying on intuitive theories to make personality inferences.
C) People infer that something is the cause of a behaviour if it is present when the behaviour occurs and absent when it does not occur.
D) People infer the causes of a behaviour as a function of the intended consequences of the behaviour.