View the Exhibit.
For the XML shown, which XPath expression returns exactly one node?
A. /purchaseOrder/orderDate
B. /purchaseOrder/items/item[0]/quantity
C. /purchaseOrder//item
D. /purchaseOrder//comment[not(following: : description) ]
View the Exhibit.
For the XML shown, which XPath expression returns exactly one node?
A. /purchaseOrder/orderDate
B. /purchaseOrder/items/item[0]/quantity
C. /purchaseOrder//item
D. /purchaseOrder//comment[not(following: : description) ]