Answer:
C) It is an extremely cost efficient way to reach a large number of people.
Explanation:
Advertising refers to a marketing strategy in which the company able to promote its goods and services in a various ways like in television, social media, print media, etc so that it could create awareness among the people
According to the given options, the option C is correct as it derives the actual meaning and motive of advertising that it is cost efficient plus it also reaches to a large number of people.
hence, the correct option is c.