If You Create a Recommended PivotTable on a Group of Data

Multiple Choice

If you create a Recommended PivotTable on a group of data about book sales with theses columns: Discipline (i.e.Business) , Area (i.e.Finance and Marketing) , Units Sold, Wholesale Price, what column might Excel use as values?

A) Discipline
B) Area
C) Units Sold
D) Both Discipline and Area