You are the network administrator for Fabrikam, Inc. Your network consists of a single Active  Directory forest that contains one domain named fabrikam.com. The functional level of the forest is  Windows Server 2003. Fabrikam, Inc., acquires a company named Contoso, Ltd. The Contoso, Ltd., network consists of a single Active Directory forest that contains a root domain named contoso.com and a  child domain named usa.contoso.com. The functional level of the forest is Windows 2000. The functional level of the usa.contoso.com domain is Windows 2000 native.&ensp
A、 Create a two-way Windows Server 2003 external trust relationship between the fabrikam.com domainand the contoso.com domain.
B、 Create a one-way Windows Server 2003 external trust relationship in which the fabrikam.com domain trusts the contoso.com domain.
C、 Create a temporary two-way external trust relationship between the fabrikam.com domain and the usa.contoso.com domain.
D、 Create a temporary one-way external trust relationship in which the usa.contoso.com domain trusts the fabrikam.com domain.