Read the dialog and answer the question.

Mom: Wake up, Sweetie.
Alice: I'm so sleepy, Mommy.
Mom: C'mon. It's not Sunday yet. Today, we are going to school, Sweetie.
Alice: Alright, Mommy.
Mom: Make your bed. Don't leave your room if it's still messy.
Alice: Yes, Captain.
Why must Alice go to school?