Each of your `p` elements should have a closing tag. does it means </p>?

Each of your p elements should have a closing tag.
does it means

?

yes it means </p>

Most tags in html require a closure eg:

<a> some text </a>
<p> some text </p>
<body> </body> 

etc.

some tags such as <img> are called self closing and do not need a closure