Finish the following sentence with the best choice: how to put in contacts?

Choices:
- make sure hands are dirty and remove both contacts at a time from the case or package. Put it on the tip of your finger and carefully place in eye while holding your eyelid open with the other finger.
- make sure hands are clean and remove one contact at a time from the case or package. Put it on the tip of your finger and carefully place in eye while holding your eyelid open with the other finger.

Answer:
make sure hands are clean and remove one contact at a time from the case or package. Put it on the tip of your finger and carefully place in eye while holding your eyelid open with the other finger.