Comment out HTML Challenge help

HTML-CSS
1

Tell us what’s happening:

Your code so far

<!...
<h1>Hello World</h1>
...>
<!...
<h2>CatPhotoApp</h2>
...>
<p>Hello Paragraph</p>

Your browser information:

Your Browser User Agent is: Mozilla/5.0 (Windows NT 6.1; rv:59.0) Gecko/20100101 Firefox/59.0.

Link to the challenge:
https://www.freecodecamp.org/challenges/comment-out-html