Tre has recently lost his job. because he wants to be sure to vote for a senator who will try to expand unemployment benefits, he has tuned in to numerous news reports about the beliefs and promises of the candidates. this is an example of what variable affecting agenda setting?

Relevance

Explanation:

Relevance agenda setting is defined as the process by which awareness in public is generated and certain issues are created through  media and news.Impact on viewers or audience is the purpose of relevance agenda setting which as related to appropriate subject.

According to the question ,Tre is searching subject that is based on relevant agenda setting. He is gaining awareness about the political party that promises to work in the direction of unemployment benefits so that he can vote that particular party as he is also unemployed and thus searching relevant news.  

answer; primary source information;