Problem: Continue the following story.

The exercise ball helped the man's back more than the treadmill because the 
OPTIONS:
- ball was low impact.
- treadmill was low impact.
Here's how I want to continue it: ball was low impact.

Problem: Continue the following story.

The repairman wanted to fix the engines by using a new oil pan and water pump, but the 
OPTIONS:
- pan had water leaks.
- pump had water leaks.
Here's how I want to continue it: pump had water leaks.

Problem: Continue the following story.

Gem liked to eat leafs and burgers. She liked the 
OPTIONS:
- burgers better because it was filling.
- leafs better because it was filling.
Here's how I want to continue it:
burgers better because it was filling.