Problem: How does the sentence end?

I didn't use a rake for the leaves, opting for a blower, as the 
OPTIONS:
- rake was ineffective in clearing them.
- blower was ineffective in clearing them.
Answer: rake was ineffective in clearing them.

Problem: How does the sentence end?

The gardener tried to throw the roots away in the bags but the 
OPTIONS:
- bags were too small.
- roots were too small.
Answer: bags were too small.

Problem: How does the sentence end?

The eyes of Kevin were better than Kyle so 
OPTIONS:
- Kevin never had to wear glasses during the day.
- Kyle never had to wear glasses during the day.
Answer: Kevin never had to wear glasses during the day.

Problem: How does the sentence end?

Brian liked to imitate Donald when they came home because 
OPTIONS:
- Brian thought it was funny.
- Donald thought it was funny.
Answer:
Brian thought it was funny.