An infinitive phrase is a group of words introduced by "an infinitive", This group of words may function as a noun, adjective or adverb. In the following example the infinitive phrase is working as an adjective, since it modifies the noun "topic".
<em>The best </em><u><em>topic</em></u><em> </em><u><em>to write about</em></u><em> </em><em>is one you know well.</em>
<em> noun infinitive phrase</em>
Answer: Most likely garbage from trash cans and such
Broder wrote about the Gateway to College program and the benefits it has for drop-out students. He argues for an education system that is modeled after the Gateway<span> to College program. He informs his readers about the privileges or advantages of how the program is structured. He also stated in his writing that the Gateway experiment suggests that even teenagers with few academic credits, grade-point averages and some personal problems, the challenge of a tough curriculum can be a path to success.</span><span> </span>
You should address the counterargument in the second paragraph.