Answer:
The tags must be formatted:
<h1> This is a heading </h1>
<h1> This is a heading </h1>
<title>This is a title</title>
<p>This is a paragraph</p>
Explanation:
You always need a start tag <> and an end tag </>. Depending on what you want in the tag is up to you. If you want a title, then the tag is <title> at the start and </title> at the end.
