Finish the following sentence with the best choice: How do I clean a copper pipe after it is deburred when working on a plumbing project?

Choices:
- You can use a roll of sandpaper or an abrasive pad until the pipe is shiny
- You can use a roll of sandpaper or an abrasive pad until the pipe is dissolved

Answer:
You can use a roll of sandpaper or an abrasive pad until the pipe is shiny