Your company has a main office in London that contains 100 client computers.Three years ago, you migrated to Azure Active Directory (Azure AD).The companys security policy states that all personal devices and corporate-owned devices must be registered or joined toAzure AD.A remote user named User1 is unable to join a personal device to Azure AD from a home network.You verify that User1 was able to join devices to Azure AD in the past.You need to ensure that User1 can join the device to Azure AD.What should
A. Assign the User administrator role to User1
B. From the Device settings blade, modify the Maximum number of devices per user setting
C. Create a point-to-site VPN from the home network of User1 to Azure
D. From the Device settings blade, modify the Users may join devices to Azure AD setting