Problem: How does the sentence end?

The new PC Billy bought for himself would not fit in his old backpack, the
OPTIONS:
- backpack was too wide.
- PC was too wide.
Answer: PC was too wide.

Problem: How does the sentence end?

My friend showed me an activity that I liked better than the last exercise, because the
OPTIONS:
- exercise was easy.
- activity was easy.
Answer: activity was easy.

Problem: How does the sentence end?

Adam cut a piece of cake to save for Brian, and
OPTIONS:
- Adam felt gratitude toward her for exercising self control.
- Brian felt gratitude toward her for exercising self control.
Answer: Brian felt gratitude toward her for exercising self control.

Problem: How does the sentence end?

The bully stole my shirt and left my hat because the
OPTIONS:
- shirt was worth less money.
- hat was worth less money.
Answer:
hat was worth less money.