Link to External Pages with Anchor Elements

in this chapter I encounter a problem can’t solve by myself
need someone to help !!!

i type as bellow i use red background others are existing in the system.

 <p><a href="http://freecatphotoapp.com">cat photos</a></p>

I cleaned up your code.
You need to use triple backticks to post code to the forum.
See this post for details.

Can you elaborate further? I pasted your code in that challenge and it worked fine.