Answer:
Emotions.
Explanation:
By writing an argumentative essay about the importance of a liberal arts education, and including a quote from a professor about his struggle to pursue higher education, you could appeal to the reader's emotions.
This is because, a Liberal arts education is simply a type of education study that would provide general knowledge to help one compete adequately in various fields. Therefore, including the quote from a professor about his struggle would appeal to the emotions of the reader