What is vertical integration? group of answer choices a. control of the production, distribution, and exhibition of a film or other cultural product by one company b. a system for predicting whether a film will succeed or fail at the box office c. the theory that media elites atop the social hierarchy can persuade the citizenry to act in certain ways d. the process a movie goes through from script to promotion e. a unionizing tactic in which all levels of movie production—from actors and directors to camera operators and janitors—are brought into a single bargaining force