Which of the following statements is an example of a metaphor?

When aquinas realized that he could not find all the answers, he turned to

On sarah’s first day at work she is provided with a range of information technology tools that she can use to write, edit or create documents and accounting sheets, store information, make presentations, and so on. match there software their definitions.

Why does the narrator distinguish himself and the young soldier who was injured within the first hour after arriving at the front from the "hawks"?