Answer:
Kindness
Step-by-step explanation:
The trait that best describes the character Ryan is kindness. A kind person is helpful, considerate, and benevolent in nature. When he sees others in need, he is always eager to help them solve their problems. This is the trait Ryan displays.
Ryan likely saw a classmate who has difficult understanding calculus. Instead of ignoring him and going about his own business, Ryan volunteered to help. This shows that Ryan is kind boy. Kindness is a good trait that people appreciate when we show it to them.