Which of the Following Is True About Early Major Hollywood

Which of the following is true about early major Hollywood studio heads like Adolph Zukor?

A) They allowed independent, smaller filmmakers to thrive because of their own experiences fighting the opposition and control of Thomas Edison and the Trust.
B) They struggled because of stiff competition from European filmmakers following World
C) They tried to give actors and directors a great deal of choice about the kinds and numbers of films to make.
D) They believed that the three main areas of the movie business-production, distribution, and exhibition-should be handled by separate companies.
E) None of the above options is correct.