Your network contains an Active Directory domain. The domain contains a group named Group1.  The minimum password lenght for the domain is set to six characters.   you need to ensure that the passwords for all users in Group1 are at least 10 characters long. All  other users must be able to use passwords that are six characters long.     What should you do first（）

• A、Run the New-ADFineGrainedPasswordPolicy cmdlet.
• B、Run the Add-ADFineGrainedPasswordPolicySubject cmdlet.
• C、From the Default Domain Policy， modify the password policy.
• D、From the Default Domain Controller Policy， modify the password policy.