YourcompanyhasanActiveDirectoryforest.Theforestincludesorganizationalunitscorrespondingtothefollowingfourlocations：（London.Chicago.NewYork.MadridEachlocationhasachildorganizationalunitnamedSales.TheSalesorganizationalunitcontainsalltheusersandcomputersfromthesalesdepartment.TheofficesinLondon，Chicago，andNewYorkareconnectedbyT1connections.TheofficeinMadridisconnectedbya256-KbpsISDNconnection.Youneedtoinstallanapplicationonallthecomputersinthesalesdepartment.Whichtwoactionsshouldyouperform（）
A.Theforestincludesorganizationalunitscorrespondingtothefollowingfourlocations：（London.Chicago.NewYork.Madrid
B.TheSalesorganizationalunitcontainsalltheusersandcomputersfromthesalesdepartment.
C.TheofficeinMadridisconnectedbya256-KbpsISDNconnection.
D.