D: They deal with opposing viewpoint up front
The answer is: After unintentionally breaking my roommate’s treasured figurine, I squared my shoulders and took responsibility for my actions, much like my little brother had done all those years ago.
In a story, a reflection refers to a situation when the character remember a certain event that happen to her in the past. This past event give a certain valuable view or lesson to the character and give some influences to character's action in the present time or in the future.
Onerous likely means burdensome.
<u>Explanation:</u>
The context is about the two roommates where, when one roommate returned home from work, the other roommate forced him to do the ‘onerous’ task of cleaning kitchen.
Here, onerous means something which causes burden. It maintain involving in a task which requires a lot of effort thus making it burdensome.
So when the roommate was already tired from his hectic day at work, then the other roommate forced him to engage in task of cleaning which he found onerous.