Problem: How does the sentence end?

When one experiences cramps they can get into a warm bath or use a heating pad, but the 
OPTIONS:
- bath is more of an inconvenience.
- heating pad is more of an inconvenience.
Answer: bath is more of an inconvenience.

Problem: How does the sentence end?

The budget fared much better for the desks than it did for the chairs, because the 
OPTIONS:
- chairs were essential.
- desks were essential.
Answer: desks were essential.

Problem: How does the sentence end?

Bob went out fishing on the pier and bought new rods but kept the same lures because the 
OPTIONS:
- rods were on sale.
- lures were on sale.
Answer: rods were on sale.

Problem: How does the sentence end?

Staying awake in calculus class was a problem for Katrina but not Megan because 
OPTIONS:
- Katrina was energetic about the subject.
- Megan was energetic about the subject.
Answer:
Megan was energetic about the subject.