What priority/precedence is applied to multiple xsl:imported stylesheets?

What priority/precedence is applied to multiple xsl:imported stylesheets?

What priorities or precedence rules, if any, are applied to A.xsl, B.xsl,
and C.xsl by virtue of the order in which they are imported?
<xsl:stylesheet
xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
xmlns:xs="http://www.w3.org/2001/XMLSchema"
xmlns:my="http://me"
version="2.0">
<xsl:import href="A.xsl"/>
<xsl:import href="B.xsl"/>
<xsl:import href="C.xsl"/>
...