What is the role of the XPath language in XSL processing?

A. XPath identifies the order or path of processing to be followed as the XSL language is processed

B. XPath identifies locations in XML data to be transformed in the source tree and the locations to be generated in output tree specified in XSL translation prescriptions

C. XPath identifies the path to be followed in the execution of XSL translation prescriptions

D. XPath specifies which XSL transform files are to be used in the translation of XML

Ans: B