Evaluations of the Effect of Mass Media Anti-Smoking Messages Suggest

Evaluations of the effect of mass media anti-smoking messages suggest that they

A) provide information about health habits and discouraging youth and adult non-smokers from beginning to smoke.
B) provide information about health habits to the general population but have little effect on anyone's behaviour.
C) provide information about health habits and discouraging youth from beginning to smoke.
D) provide information about health habits and discourage adult non-smokers from beginning to smoke.
E) provide information to smokers about health habits but have little effect on attitudes about smoking.