which tag is used to create navigation bar

Answer 1

<nav> doesn't create a navigation bar. It just marks and describes content (<nav>content</nav>) as navigation. You have to create that navigation (menu or footer links for example) yourself.

Answer 2

<nav>

Answer 3

<nav>your navigation</nav>

usualy navigation can be combine with tag <ul> and <li>

ex:
<ul>
<li><a href="index. html">Home</a></li>
<li><a href=about_me.html">About Me</a></li>
</ul>

Answer 4

:&%