Final answer:
The Hybrid Cloud model allows for using both on-premises and cloud-based resources, offering flexibility and security for businesses with variable workloads.
Step-by-step explanation:
The cloud model that provides a choice to use on-premises or cloud-based resources is the Hybrid Cloud. This model combines the best of both worlds, allowing organizations to store protected or privileged data on a private cloud or on-premises infrastructure, while also utilizing the public cloud for other resources. The hybrid cloud offers flexibility, scalability, and cost-effectiveness, making it an excellent solution for businesses with variable workloads or with the need for strong data security alongside the benefits of cloud computing.