Answer:
2. Mayumi feels guilty about forgetting about her younger sister from fetching in the day care center, In my conclusion making mistakes is part of us. And forgetting something important to us is not Mayumi's intention. Mayumi should sincerely apologize first to her younger sister and making sure she won't do it again, and explain her side afterwards if both of them went to their house then make it up to their mother.
3. Nono and his brother are enjoying their accompany while making a large noise and they didn't realize that they're disturbing the peaceful sleep of their father and as their father who's tired he'd react like that so his son's should learn their manners but afterwards Nono and his brother sincerely apologize for disturbing the sleep of their father and promise not to do it ever again.
