Your company has a single Active Directory directory service forest. All user accounts are located in  the Users container. You need to create a number of organizational units （OUs） that will be used to store  user accounts.  What are two possible ways to achieve this goal？（）

• A、 Use the Active Directory Sites and Services snap-in.
• B、 Use the Active Directory Users and Computers snap-in.
• C、 Use the Dsadd command-line tool with the OU parameter.
• D、 Use the Dsmod command-line tool with the OU parameter.