In Considering the Evolution of Media Effects Research, Which of the Following

In considering the evolution of media effects research, which of the following is true?

A) Studies based on surveys typically found minimal effects, but studies based on experiments found the opposite.
B) Studies based on experiments typically found minimal effects, but survey studies found the opposite.
C) Both survey-based and experimental studies reached the same conclusion of minimal effects.
D) The type of research methodology is unrelated to the results.