According to the textbook, which of the following statements about documentary films is false? a. documentary films show an unbiased and unvarnished picture of how the world really is. b. documentary films sometimes take on controversial subjects. c. documentary films sometimes use a style known as cinema verité. d. some of the earliest documentary films grew out of newsreels. e. documentary films, often educational and noncommercial, usually require the backing of industry, government, or philanthropy to get made.