Which of the Following Statements Describes a Key Difference Between

Which of the following statements describes a key difference between advertising and publicity?

A) Publicity is more expensive on a cost-per-contact basis than advertising.
B) Publicity includes direct payments to media, and advertising is usually indirectly paid.
C) Advertising provides an immediate feedback loop, and publicity does not.
D) A firm using publicity has less control over it than advertising.
E) Advertising is usually directly paid, while publicity's main costs are indirect, associated with staff.