Answer
The META elements can be used to include name/value pairs describing properties of the HTML document, such as author, expiry date, a list of keywords, document author etc.
<!DOCTYPE html>
<html>
<head>
<!--Recommended Meta Tags-->
<meta charset="utf-8">
<meta name="language" content="english">
<meta http-equiv="content-type" content="text/html">
<meta name="author" content="Author Name">
<meta name="designer" content="Designer Name">
<meta name="publisher" content="Publisher Name">
<meta name="no-email-collection" content="name@email.com">
<meta http-equiv="X-UA-Compatible" content="IE=edge"/>
<!--Search Engine Optimization Meta Tags-->
<meta name="description" content="Project Description">
<meta name="keywords" content="Software Engineer,Product Manager,Project Manager,Data Scientist">
<meta name="robots" content="index,follow">
<meta name="revisit-after" content="7 days">
<meta name="distribution" content="web">
<meta name="robots" content="noodp">
<!--Optional Meta Tags-->
<meta name="distribution" content="web">
<meta name="web_author" content="">
<meta name="rating" content="">
<meta name="subject" content="Personal">
<meta name="title" content=" - Official Website.">
<meta name="copyright" content="Copyright 2020">
<meta name="reply-to" content="">
<meta name="abstract" content="">
<meta name="city" content="Bangalore">
<meta name="country" content="INDIA">
<meta name="distribution" content="">
<meta name="classification" content="">
<!--Meta Tags for HTML pages on Mobile-->
<meta name="format-detection" content="telephone=yes"/>
<meta name="HandheldFriendly" content="true"/>
<meta name="viewport" content="width=device-width, initial-scale=1.0"/>
<meta name="apple-mobile-web-app-capable" content="yes" />
<!--http-equiv Tags-->
<meta http-equiv="Content-Style-Type" content="text/css">
<meta http-equiv="Content-Script-Type" content="text/javascript">
<title>HTML5 Meta Tags</title>
</head>
<body>
...
</body>
</html>