When People See an Inaccurate Portrayal of a Group on a Television

When people see an inaccurate portrayal of a group on a television commercial,

A) this presentation has very little influence on viewers because people do not attend to commercials.
B) this presentation has very little influence on viewers because people recognize that television is not real.
C) this presentation can perpetuate stereotyping because it influences how people think of the group.
D) both a and b