Multiple choice xhtml What are the different DTDs in XHTML? Strict, Transitional, Loose, Frameset Strict, Transitional, Frameset Strict, Transitional, Loose Reveal answer Fill a bubble to check yourself B Correct answer Explanation XHTML 1.0 defines three Document Type Definitions (DTDs): Strict (no deprecated elements), Transitional (allows deprecated elements for compatibility), and Frameset (for documents with frames). 'Loose' is not a valid DTD type in XHTML.