One of the advantages of radio as an advertising medium is that it

A) is audio-only.
B) is cost-effective.
C) doesn't require marketers to segment an audience.
D) is good for complex messages.
E) has a long exposure time.

Radio Advertising

The use of radio broadcasts to promote products or services, taking advantage of the medium's wide reach to target specific demographics.

Cost-Effective

An action or strategy that provides the best possible outcome or value for the amount of money spent.