Which of the following best describes the consumption-based model used in Microsoft Azure cloud services?
Users pay only for the resources they consume, such as compute, storage, and network resources, without needing to purchase and maintain physical hardware.
Users get unlimited access to resources for free, but must pay for premium support services and additional features.
Users must commit to a minimum level of service for a defined duration and pay for the resources whether they use them or not.
Users pay a fixed monthly fee for access to a predetermined set of resources, regardless of actual usage.