Finish the following sentence with the best choice: Attach two pieces of wood

Choices:
- Using a hammer, pound a nail through the first piece, and into, and through, the second piece, then into the floor.
- Using a hammer, pound a nail through the first piece, and into, but not through, the second piece.

Answer:
Using a hammer, pound a nail through the first piece, and into, but not through, the second piece.