Which of the Following Best Characterises Social Critic Vance Packard's

Which of the following best characterises social critic Vance Packard's position on the possibility of marketing efforts manipulating consumers' thoughts?

A) Marketers don't have enough knowledge to manipulate consumers.
B) Marketers have been successful in manipulating consumers' emotions, but not thought processes.
C) Marketers have used knowledge of the social sciences to channel consumer habits, decisions and thoughts.
D) The public has been unnecessarily frightened by allegations of marketing manipulation that are blatantly false.