What is the correct HTML for adding a background color?

Controlling the position of elements, ___ positions the element in relation to its containing element?

Play Audio Loop using the following code example?

Which is list of important attributes which can be used with tag?

In using a playlist with video or audio, which code snippets will load next clip in the onend event?

How do you display progress using only HTML?

What attribute makes a radio button or checkbox input selected?

Height of the video player by <video> element depends:

Blockquote tags are:

Can a web page contain multiple <footer> elements?

To make a form submit you can use: