Finish the following sentence with the best choice: To protect floors from scratches and scrapes.

Choices:
- Cut into the tennis balls and then put them at the bottom of chair legs. This will protect your floors from scratches and scrapes.
- Cut into the base balls and then put them at the bottom of chair legs. This will protect your floors from scratches and scrapes.

Answer:
Cut into the tennis balls and then put them at the bottom of chair legs. This will protect your floors from scratches and scrapes.