B brcause c and d are arent always gonna be true and writing ussually lasts a long time there are texts from over 100's of years ago so it would be B
Answer:
I would say Brian matures through his new ability to have patience throughout the novel. The setbacks that would have immobilized the old Brian now he can manage it. He also learns how he can control his temper because he realizes how frustration and hopelessness doesn’t make it any better It just makes the situation worse.
hope this helps :)