Free Microsoft 365 Fundamentals MS-900 Practice Question

They should choose Platform as a Service (PaaS). PaaS provides a platform that allows businesses to develop, run, and manage applications without the complexity of building and maintaining the infrastructure typically associated with the process. The cloud provider manages the hardware, operating systems, and network, enabling the business to focus solely on application development.

Infrastructure as a Service (IaaS) offers foundational computing resources but requires the customer to manage operating systems and application environments. This doesn't align with the business's desire to avoid managing these components. Software as a Service (SaaS) delivers fully managed software applications over the internet, which doesn't allow the business to develop their own applications. Function as a Service (FaaS) is a serverless computing model suitable for event-driven functions rather than developing full applications, and may not provide the necessary environment for their needs.