Conducting Marketing Research,why Would You Ask the Questions,"Did You Like

conducting marketing research,why would you ask the questions,"Did you like the ending?" and "If not,how would you change it?" after the test screening of a movie?

A) to screen out people who simply want a free movie ticket
B) to change or clarify the ending of the movie
C) to determine the relationship between ticket prices and happy endings of movies
D) to identify people who frequently attend movies
E) to separate those aware of the movie ending from those who are not aware