Craig Is Working to Develop an XSLT Application to Display

Multiple Choice

Craig is working to develop an XSLT application to display election results, using XML files with the structures shown in the accompanying figure. He has heard that you have experience developing applications, and comes to you for guidance.
-Craig used the code you suggested to create the cKey key. However, he says he encountering problems when he tries to use this key to actually display data from the candidates.xml external file using the key. You explain to him that he will have to explicitly change the context node to the root element of the candidates.xml file first using a _____ element.

A) root
B) for-each
C) context
D) value-of