Alonso, a System Administrator, Has Configured and Deployed a New

Alonso, a system administrator, has configured and deployed a new GPO at the domain level in his organization . However, when he checks after a few hours, two of the OUs in the Active Directory do not reflect the change. What is the most likely reason the new GPO configuration did not apply to the two OUs?

A) The OUs were under another domain.
B) The Block Inheritance setting prevented the OUs from applying the GPOs.
C) The users under the OUs declined the domain-level setting when prompted.
D) The GPO link was configured with the Enforced setting.