You have a SharePoint Server 2010 Service Pack 1 (SP1) server farm. You need to recommend a
solution to convert a Microsoft Word document that has the .doc extension to a file that has the
.docx extension. What should you include in the recommendation?

A.
the Document Conversions Launcher Service

B.
the Word Automation Services service application

C.
the Application Registry Service service application

D.
the Word Viewing service