Which of the following is a word-of-mouth method by which customers promote a product or service by telling others about it?
A) social expression
B) viral marketing
C) vortal commerce
D) branded commerce
Answer: B
Which of the following is a word-of-mouth method by which customers promote a product or service by telling others about it?
A) social expression
B) viral marketing
C) vortal commerce
D) branded commerce
Answer: B