It’s a Complete sentence. A fragment is a part of a sentence that is not complete. “The student did their homework.” Is a full sentence and an independent clause
The answer is C because it is very important to know that it must be suited on time unlike the others.
Yes I think it shows us what the capabilities of what motivates that character but I also feel that’s it’s no. They story could change, the mindset of the character could change, you never know.