Which of the Following Statements Is Correct

Which of the following statements is correct?

A) Ambush marketing may create the false impression that an ambush marketer has an official link with a sponsored event.
B) Guerrilla marketing tactics may be effective for small businesses that cannot afford large scale marketing efforts.
C) Viral marketing relies heavily on the use of electronic social networks to spread a marketing message.
D) All of the options listed.
E) Only options a and c.