What statement best describes the relationship between HTML, XML, and XHTML?
A.They are all markup languages, and all have some commonalities and dissimilarities with each other.
B.HTML and XHTML have some similarities, but XML is a completely different type of language.
C.XML and XHTML have some similarities, but HTML is a completely different type of language.
D.They are all markup languages, but beyond that they are all completely different from one another.
