Is the structure of the text which is the first factor.
It's A. Uncle John is a widower
To reserve something is to set aside
Ex: "I reserved that hotel room."
Answer:
They traveled to school everyday
Dude, You can do that. That really easy. It only 80 words. Plus it's a diary so it's not complex. You can literally make it up too. You could say your first day at McDonald's or first day working at a candy store.