which of the following operating systems can you deploy the 64-bit version of SQL Server 2012 Enterprise edition?

On which of the following operating systems can you deploy the 64-bit version of SQL Server 2012
Enterprise edition? (Choose all that apply.)

A.
Windows 7 Ultimate (x64) edition

B.
Windows Server 2008 R2 SP1 (x64) Standard edition

C.
Windows Server 2008 SP2 (x64) Enterprise edition

D.
Windows Server 2003 R2 (x64) Enterprise edition