If you’d like your ads to show on certain sites across the Internet, you can add these websites as:
The Correct Answer is:
Explanation: You can use “placements” if you’d like your ads to
be shown on certain sites across the Internet.
the Display Network where your ad can appear. Examples include relevant
websites and apps that partner with Google to show ads.
Read more here: https://support.google.com/adwords/answer/53215