George is developing an XSLT style sheet to display data from research surveys. The structure of the surveys.xml file is shown in the accompanying figure. He comes to you for assistance in preparing the final file.?
George knows that theposition()function returns the position of the node as it is displayed within the result document, not necessarily the position of the node in the source document. Which element do you suggest George use to retrieve the position values of the nodes as they appeared in the source document?

A. ?location
B. ?number
C. ?source-position
D. ?source-value


Answer: B

Computer Science & Information Technology

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