Finish the following sentence with the best choice: Brush your teeth.

Choices:
- Apply toothpaste to the bristles of a toothbrush and slide the toothbrush back and forth over your teeth.
- Apply toothpaste to the handle of a toothbrush and slide the toothbrush back and forth over your teeth.

Answer:
Apply toothpaste to the bristles of a toothbrush and slide the toothbrush back and forth over your teeth.