What type of workload is best suited to run on Amazon EC2 Spot Instances?

Amazon EC2 Spot Instances are ideal for fault-tolerant, flexible workloads that can withstand interruptions. They allow you to bid on unused EC2 capacity, offering significant cost savings compared to On-Demand instances. The trade-off is that AWS can reclaim these instances with a two-minute notification if the capacity is needed elsewhere. Therefore, workloads that can be interrupted without significant negative impact, such as batch processing, data analysis, or stateless web servers, are best suited. Option A is incorrect because steady-state workloads requiring continuous availability are better suited for On-Demand or Reserved Instances. Option C is incorrect as steady-state workloads generally benefit from the predictability of On-Demand or Reserved Instances, even without a long-term commitment. Option D is incorrect because Spot Instances can be interrupted, making them unsuitable for workloads that require uninterrupted processing.