Explanation :
Role-based access control (RBAC) focuses on user actions at different scopes. You might be added to the contributor role for a resource group, allowing you to
make changes to that resource group.
Incorrect Answers:
A: If your organization has many subscriptions, you may need a way to efficiently manage access, policies, and compliance for those subscriptions. Azure
management groups provide a level of scope above subscriptions.
B: There are a few key differences between Azure Policy and role-based access control (RBAC). Azure Policy focuses on resource properties during deployment
and for already existing resources. Azure Policy controls properties such as the types or locations of resources. Unlike RBAC, Azure Policy is a default allow and
explicit deny system.
D: Azure Blueprints enables cloud architects and central information technology groups to define a repeatable set of Azure resources that implements and adheres
to an organization's standards, patterns, and requirements.
Reference:
https://docs.microsoft.com/en-us/azure/role-based-access-control/overview