@BasilBourque, I feel this can be provided by that predominantly the answer's 1st sentence is overly quick / deceptive: " is ample but in XHTML is most well-liked ..." => 1 could infer Which may be used in XHTML, which is not real truth. @Knickerless-Noggins I'm not sure where you're reading that, but is flawlessly satisfactory, and W3Schools is