Help needed to fix the twelfth error

#1

I’m doing the fourth FFC challenge, and I can’t find the mistake for it.
Technical Documentation Page about HTML

#2

Please do not ask the same question in multiple places. It is confusing and will lead to duplicate answers.

Here is my response in your other thread.

#3

Did I fix it right, because the score didn’t increase?

#4

Please do not create duplicate topics for the same challenge/project question(s). This duplicate topic has been unlisted.

Thank you.

#5
#6