Which Transact-SQL operator should you use?

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You use Microsoft SQL Server 2012 database to develop a shopping cart application.

You need to rotate the unique values of the ProductName field of a table-valued expression into multiple columns in the output.

Which Transact-SQL operator should you use?
A . CROSS JOIN
B . CROSS APPLY
C . PIVOT
D . UNPIVOT

Answer: C

Explanation:

http://technet.microsoft.com/en-us/library/ms177634.aspx