What should you do?

You have a SharePoint Server 2010 server farm.

You need to prevent users from publishing documents from Microsoft Office Word.

The solution must not prevent users from publishing documents from the web.

What should you do?

A.
From Site Settings, modify the site collection features.

B.
From Site Settings, modify the permission level for the user group

C.
From the Authentication Providers settings, modify the Authentication type

D.
From the Authentication Providers settings, disable the Client Integration setting.

Explanation:
Client integration can be enabled or disabled in the Web Application settings.

Client Integration Support for Different Authentication Providers
http://blogs.msdn.com/b/gayanpeiris/archive/2007/10/06/client-integration-support-for-different-authentication-providers.aspx

Plan authentication settings for Web applications in Office SharePoint Server
http://technet.microsoft.com/en-us/library/cc263304(office.12).aspx