What should you do?

You port phone numbers from a legacy earner to Microsoft Teams Phone to use with Microsoft Teams Calling Plans.

You attempt to assign a number to a resource account that will be used by an auto attendant, but the number does NOT appear on the list of available numbers.

You need to ensure that you can assign the number to the resource account.

What should you do?
A . Submit a request to convert the number from a user number to a service number.
B . Run the Set-CsOnlineApplicationlnstance cmdlet.
C . Run the Set-CsTeamsUnassignedNumber Treatment cmdlet.
D . Order a new number from Microsoft.

Answer: B

Explanation:

Reference: https://docs.microsoft.com/en-us/powershell/module/skype/set-csonlineapplicationinstance?view=skype-ps