Your companys Active Directory forest consists of a single site that has a root domain and one child domain.
You need to prepare Active Directory and the domains prior to installing the first Exchange Server 2007 computer.
Which two commands should you run? (Each correct answer presents part of the solution. Choose two.)

A.
Setup /ForestPrep

B.
Setup /PrepareAD

C.
Setup /DomainPrep

D.
Setup /PrepareAllDomains