You plan to import several user accounts to an Office 365 subscription by using a CSV file. You download a sample CSV file from the Office 365 admin center.
You need to prepare the file for the planned import.
What should you do?
A. Add a column named Managed By.
B. Add values to the UserName and Country columns.
C. Add values to the UserName and DisplayName columns.
D. Add a column named Password.
