Finish the following sentence with the best choice: Once you have applied etching cream to glass, what must you do before you can begin etching?

Choices:
- Rinse the glass under cold water to remove any remaining etching cream. Then, peel the contact paper from the surface of the glass.
- Rinse the glass under boiling water to remove any remaining etching cream. Then, peel the contact paper from the surface of the glass.

Answer:
Rinse the glass under cold water to remove any remaining etching cream. Then, peel the contact paper from the surface of the glass.