To Help Ensure Role Granularity, When You Create Provisioning Roles

To help ensure role granularity, when you create provisioning roles, which guideline should you follow?

A) Every role should have at least one user.
B) Account templates should be assigned to individual users rather than to roles.
C) Depending on the size of an organization, a role should have between 50 and 200 users.
D) For most organizations, 50 percent of user access is from permanent roles and 50 percent is from temporary roles.