Which of the following is true about HTML 5?
A - HTML5 is the next major revision of the HTML standard superseding HTML 4.01, XHTML 1.0, and XHTML 1.1.
B - HTML5 is a standard for structuring and presenting content on the World Wide Web.
C - HTML5 is a cooperation between the World Wide Web Consortium (W3C) and the Web Hypertext Application Technology Working Group (WHATWG).
D - All of the above
D - All of the above.