Select the valid content sectioning elements: (choose all that apply) 

Select the valid HTML elements that can not have any child nodes or text. (choose all that apply)

Which valid HTML5 elements were introduced only in HTML5?

Which file will be displayed if a computer has all required codecs?

Select all valid input types:

Select the valid HTML elements that can embed content to an HTML document. (choose all that apply)

Which tag can be used inside the <details> tag?

In HTML5, onblur and onfocus are:

A HTML5 SSE allow a web page to _________

Which HTML5 tag would most semantically group a page title (in an H1 tag) and tagline (in an H2 tag)?

Aside tags are useful for...