Okay, I have checked. I can't figure out what the problems are.
<!DOCTYPE html>
<html>
<head>
<title>Home</title>
</head>
<body>
<p>Welcome to my personal <a href= "file:///C:/Users/Cuen/Desktop/Myfirstwebsite/index.html"> home page</a> </p>
<p>link to <a href="mailto:cuenmartin2310@gmail.com">my email</a></p>
<hr>
<h1>my work</h1>
<p>Check out the list of <a target="_blank" href="sub-pages/file:///C:/Users/Cuen/Desktop/Myfirstwebsite/sub-pages/my-freinds.html"> my friends.</a> </p>
<p> Check out the list of <a target="_blank" href= "file:///C:/Users/Cuen/Desktop/Myfirstwebsite/my-work-html.html">my work </a> <p/>
<p> Check out <a target="_google" href= "http://www.google.com"> google </a> </p>
</body>
</html>
