You plan to install a Microsoft SQL Server 2012 instance.
The instance will support a database that has the following requirements:
Store Excel workbooks on the file system.
Access the workbooks through Transact-SQL.

Include the workbooks in database backups.
During installation, you need to ensure that the requirements will be met.
Which feature should you use?

A.
Excel Services

B.
FILESTREAM

C.
SQL Server Integration Services (SSIS)

D.
OpenXML