How can the use of pundits or "talking heads" increase the trustworthiness of news media? Their expertise could strengthen the evidence supporting the media's claims. Their authority as experienced journalists could increase the media's believability. Their connections to multiple media sources help the media gain popularity. Their skill at creating fake news can help the press manipulate viewers.

Their expertise could strengthen the evidence supporting the media's claims.  

Explanation:

An expert is a person who has a lot of experience in a certain subject, making that person know a subject in a deep and true way. In this case, the presentation of a news media together with the participation of an expert, reinforces the veracity of the linked information. This makes the experience and knowledge of the specialist to strengthen and justify the evidence that supports the claims of the media.

The proper style for an argumentative essay is academic.

Explanation: The proper style for an argumentative essay is academic because it must be clear and formal. Furthermore, all the ideas provided in an argumentative essay must be written using academic language and backed up by evidence. Moreover, the proper style is academic because the audience of an argumentative essay will not be a friend, but one or more professors.