Your company has multiple departments requiring separate billing and resource management within Microsoft Azure. Which of the following best addresses the company's need for differentiated billing and administrative control?
Arrange all departmental resources within their own availability zones
Utilize Azure policies to define distinct billing for each department
Deploy resources into different regions to achieve separate billing
Create separate Azure subscriptions for each department
Implement management groups for each department without creating separate subscriptions
Organize resources into separate resource groups under a single subscription