Problem: How does the sentence end?

The car was quick when it used electricity instead of gasoline, because it was made to run on the
OPTIONS:
- gasoline more efficiently.
- electricity more efficiently.
Answer: electricity more efficiently.

Problem: How does the sentence end?

At the end of the semester, Derrick took a vacation to the Bahamas while Hunter didn't, so
OPTIONS:
- Derrick was bored.
- Hunter was bored.
Answer: Hunter was bored.

Problem: How does the sentence end?

Sine she was concerned about the environment, the woman packed her lunch in a container instead of a bag, because the
OPTIONS:
- container could be used many times.
- bag could be used many times.
Answer: container could be used many times.

Problem: How does the sentence end?

Mary followed mother's advice and cleaned her nonstick pan with a microfiber cloth instead of a scouring pad because the
OPTIONS:
- microfiber cloth is gentle.
- scouring pad is gentle.
Answer:
microfiber cloth is gentle.