You work as an IT engineer in an international company which is named WINTEL. You are in charge of the network of the company. You have a Windows Small Business Server (SBS) 2003 environment installed on a server named server1 in the network. Now you are preparing for the upgrade from the (SBS) 2003 environment to a Windows Small Business Server (SBS) 2008 environment to meet the business requirements. You are assigned a task to make sure that you will regard Migration Mode as an available option when the migration is ongoing. What action should you perform?

A.
In order to accomplish this task, you should use the DCPROMO command-line tool.

B.
In order to accomplish this task, you should use the Migration Preparation Tool.

C.
In order to accomplish this task, you should use Windows SBS 2008 Best Practices Analyzer.

D.
In order to accomplish this task, you should use the Windows SBS 2008 Answer File Tool.

E.
In order to accomplish this task, you should use the Windows SBS 2003 Answer File Tool.