11. which one of the following pieces of writing would you be most likely to believe as true? a. an article on the greenhouse effect written by a hollywood movie star b. an article on heart health written by a cardiologist c. a letter to the editor of a newspaper in which a citizen explains the dangerous condition of a public building d. an advertisement you receive in the mail regarding the benefits of a memory pill

B. An article on heart health written by a cardiologist.

Explanation:

Out of all the options given, the most trustworthy article will be that of the heart health by the cardiologist.

A cardiologist is someone who specializes in the matters of the heart, it's health and well being.He/ she is basically a doctor for the heart, treating patients with heart related issues. So, any article written by him/ her will be trustworthy.

On the other hand, though the three options are all possible and may even be readable, but in terms of their trustworthiness, it will be a bit difficult. For though they may have detailed knowledge of the issue, they are not experts on it. The cardiologist is an expert writing about his line of expertise so his writing will be the most trustworthy.