Finish the following sentence with the best choice: To create a back piece of a chair,

Choices:
- Cut two pieces of plywood to size and sand the edges down until they are round. Stain if desired.
- Cut three pieces of plywood to size and sand the edges down until they are round. Stain if desired.

Answer:
Cut two pieces of plywood to size and sand the edges down until they are round. Stain if desired.