Which scenario is not an example of one of the primary motivations for bias
in media coverage?

a. a reporter for an online news site is pressured by executives to
write a negative story about a proposed tax.

b. a radio host criticizes the local mayor because he plans to run for
mayor himself the following year.

c. a television anchor who opposes the death penalty devotes most
of her report on capital punishment to evidence against its
effectiveness.

d. a newspaper writes a front-page story focusing on unproven
accusations that a state senator had an affair.