Finish the following sentence with the best choice: How to apply stain to bone.

Choices:
- Using a paint brush, drip the brush into the stain container. Brush the stain onto the bone until you reach desired opacity.
- Using a hair brush, drip the brush into the stain container. Brush the stain onto the bone until you reach desired opacity.

Answer:
Using a paint brush, drip the brush into the stain container. Brush the stain onto the bone until you reach desired opacity.