Question: How do you mail an envelope?
Options:
Take your blank envelope, and bring it to a drop box. Open the drop box, and place the envelope inside of it.
Take your stamped, addressed envelope, and bring it to a drop box. Open the drop box, and place the envelope inside of it.
Answer: Take your stamped, addressed envelope, and bring it to a drop box. Open the drop box, and place the envelope inside of it.