Which of the following Amazon EC2 pricing models allow customers to use existing server-bound software licenses?

Which of the following Amazon EC2 pricing models allow customers to use existing server-bound software licenses?

A. Dedicated Hosts B. Spot Instances C. Reserved Instances D. On-Demand Instances

Dedicated Hosts

IT

Amazon

Dedicated Hosts

Reference: https://aws.amazon.com/ec2/pricing/