Determine the Evaluation Guideline That Applies Best in Questioning the Results

Determine the evaluation guideline that applies best in questioning the results of the described study.
-To gauge the audience approval of a local newscast, viewers were asked to call in with their comments. Based
On the results, the station advertised that 93 percent of viewers approved of the format of the newscast.

A) Consider the extension of the sample to the population.
B) Consider possible sample participation bias.
C) Consider survey wording.
D) Consider possible sample selection bias.