Answer:
<!DOCTYPE html>
<html>
<head>
<title>Pet Names </title>
</head>
<body>
<h1>Favorite Animal<br> Names</h1>
<h2>Cats</h2>
<p>Lillith<br>Jasper<br>Oliver</p>
<hr>
<h2>Dogs</h2>
<p>
Captain Corgi Monster<br>
Buster<br>
Rover
</p>
</body>
</html>
Step-by-step explanation:
Just pute this in