Which two actions should you perform?

You have an Office 365 subscription.
Users have either an Office 2013 Click-to-Run installation or an Office 2016 Click-to-Run installation deployed.
You plan to use Microsoft Azure multi-factor authentication to access Exchange Online.
From the Office 365 admin center, you enable Azure multi-factor authentication for all users.
The users report that when they reconfigure their Outlook profile, they do not receive a prompt for Azure multi- factor authentication.
You need to ensure that modern authentication functions for all Outlook clients.
Which two actions should you perform? Each correct answer presents part of the solution.

NOTE: Each correct selection is worth one point.

A.
Modify the EnableADAL and the version registry keys for all of the users who have Office 2013 installed.

B.
Run the Set-OrganizationConfig cmdlet.

C.
Run the Set-AuthConfig cmdlet.

D.
Run the Set-OutlookProvider cmdlet.

E.
Modify the EnableADAL and the version registry keys for all of the users who have Office2016 installed.

Explanation:
References: https://technet.microsoft.com/en-us/library/aa997443(v=exchg.160).aspx