Which of the following heading tags will cause a browser to render text at the largest default size ?

1. <h3>
2. <h2>
3. <h5>
4. <h4>

Which is the correct way to comment out something in HTML ?

1. Using ## and #
2. Using <!-- and -->
3. Using </-- and -/->
4. Using <!-- and -!>

Which one of the following is the HTML tag used to insert a horizontal rule ?

1. <h1>
2. <hr>
3. <rule>
4. <br>

HTML tag to draw horizontal line :

1. <h1>
2. <hr>
3. <hline>
4. None of the above