Your network contains a SharePoint Server 2007 server farm , Ten thousand users access the farm, your company plans to use a business data catalog(BDC) and single-sign-on (SSO) to access a remote Microsoft SQL server databse , a user account named BDC_SSO has access to the database , you need to that users can access the database by using BDC_SSO , the solution must meet the requirments :

Minimize the amount of adminsrative effort .

Ensure that the database is accessed by using the BDC_SSO user account.
How should you configure the SSO Settings ?

A.
Configure BDC_SSO as the enterprise application definition administrator account

B.
Create an enterprise application definition that uses the individual account type

C.
Create an enterprise application definition that uses the group account type

D.
Configure BDC_SSO as the single sign-on administrator account