An advertising campaign:

a. may contain a wide variety of themes and slogans.
b. extends for a defined period of time.
c. acts as a base for defining an advertising objective.
d. starts with determining the appropriate media for the campaign.

ANSWER: b
An advertising campaign is a specific advertising effort for a particular product that extends for a defined period of time. It is a series of related advertisements focusing on a common theme, slogan, and set of advertising appeals is referred to as an advertising campaign.