What should you do for each user?

You need to configure the user accounts of the sales department users to meet the security requirements.

What should you do for each user?
A . From the Microsoft Teams admin center, set the Microsoft Teams upgrade policy to Skype for Business with Teams collaboration and meetings coexistence mode.
B. From PowerShell, run the Grant-CsTeamsUpgradePolicy -PolicyName SfBWithTeamsCollab cmdlet.
C. From PowerShell, run the Grant-CsTeamsUpgradePolicy -PolicyName Islands cmdlet.
D. From the Microsoft Teams admin center, set the Microsoft Teams upgrade policy to Skype for Business coexistence mode.

Answer: A

Explanation:

Reference: https://docs.microsoft.com/en-us/microsoftteams/teams-and-skypeforbusiness-coexistence-andinteroperability