Which of the Following Is True of the Impact That

Which of the following is true of the impact that social media has on the consumer decision process?

A) Marketing managers have direct control over social media influences.
B) Social media limits consumers' exposure to a wide range of reference groups.
C) Social media amplifies the voices of opinion leaders.
D) Consumer adoption of the web and social media has had no significant effect on the consumer decision process.
E) Marketing managers do not need to monitor the use of social media by opinion leaders.