Which statement is an essential element of a conflict perspective on the study of mass media?

a$.$ Media report news and information, it is only individual viewers and consumers who are able to interpret it$.$

b$.$ The media serve the interests of society's economic elite, sometimes to the point of acting in ways that are opposed to the public good.

c$.$ Stereotyped images of different groups of people in media are much more likely to affect the perceptions of children than adults.

d$.$ In a functioning society, the media present a variety of perspectives on issues so that people can form a well$-$rounded opinion.