Answer:
<div id="header">
<h1>Waketech</h1>
</div>
<header><h1>Waketech</h1></header>
Explanation:
I think thats the answer your welcome
the opening tag for an HTML document
Answer:
A Document is a virtual paper that you can type on
Explanation:
A piece of written or electronic paper that provides information or evidence or that serves as an record.
C: a different atomic mass
