Question

In paragraph 4, the author supports her argument by

Answer 1

The author supports her argument by giving factual details about college acceptance rates (C).

She refers to a specific study conducted by a credible organization (NACAC) and published by one of the most widely circulated newspapers in the United States, USA Today. What's more, the survey she cites provides statistical data about postsecondary school acceptance rates, which gives a concrete, numerical value to her argument.