Which of these is a well-formed input field?

XHTML elements should always be written in:

What is the 'alt' attribute use for?

Who wrote the current XHTML standard?

Correct application of a class?

What XHTML DTD is used most often?

Which statement is correct for the

Which of the following is true for the '' tag?

Which is incorrect with regard to the '' tag? Which line will be allowed by an XHTML parser? Correct formatting of a horizontal rule?