What should you do first?

NO: 30

You have a Microsoft Exchange Online tenant that contains 1,000 user mailboxes and 10 main enabled users. The mail-enabled users have email addresses in two SMTP domains named fabrikam.com and contoso.com.

You need to convert the mail-enabled users into user mailboxes.

What should you do first?
A . Add the users to an Office 365 group.
B. Assign a license to each user.
C. Remove the remote domains of fabrikam.com and contoso.com
D. Modify the email forwarding settings of each user.

Answer: C

Explanation:

You need to remove the remote domains first then assign a license to the user account.