which of the following best describes the viewpoint expressed in the cartoon? responses americans are not very knowledgeable about candidates and campaigns americans are not very knowledgeable about candidates and campaigns exit polling is not an effective measure of how a voter will vote exit polling is not an effective measure of how a voter will vote politicians change their stance on the issues based on polling results politicians change their stance on the issues based on polling results public opinion polls are more accurate when they are taken in person, rather than by phone