Problem: How does the sentence end?

When Aaron gave Adam the answers for the upcoming exams,
OPTIONS:
- Aaron started to regret it.
- Adam started to regret it.
Answer: Aaron started to regret it.

sentence: James did not like the smell of the couch brought into the room, so he sprayed the room with air fresher and the OPTIONS:
- room smelled fresh.
- couch smelled fresh.
complete: room smelled fresh.

The librarian tried to store the old books on the shelves but the
OPTIONS:
- shelves were too small.
- books were too small.
shelves were too small.

Input: Continue writing.

The contractor wanted to build a new building on the land but the
OPTIONS:
- land was too large.
- building was too large.

Continued: building was too large.

Story needs to be completed:
Kevin berated Michael in his office for playing around when he was supposed to be working, because
OPTIONS:
- Kevin is serious at work.
- Michael is serious at work.

My choice:
Kevin is serious at work.

Problem: How does the sentence end?

Olga had an easier time reading the book than the note because the
OPTIONS:
- book was handwritten.
- note was handwritten.
Answer:
note was handwritten.