The label element is used as the label for the question or answer. A processing application might, for example, format the label as a heading preceding the question or answer contents, or it might format it as a run-in heading in the first paragraph of the question or answer.

Common attributes and common linking attributes.

any attribute

Any attribute in any other explicit namespace

These elements contain label: answer, question.

The following elements occur in label: text, abbrev, acronym, alt, anchor, biblioref, coref, date, emphasis (db._emphasis), firstterm (db._firstterm), footnote, footnoteref, foreignphrase (db._foreignphrase), glossterm (db._glossterm), indexterm (db.indexterm.endofrange), indexterm (db.indexterm.singular), indexterm (db.indexterm.startofrange), inlinemediaobject, link, olink, phrase (db._phrase), quote (db._quote), remark, subscript, superscript, trademark, wordasword, xref.