Which Phase Describes Agility as a Benefit of Building in the AWS

Which phase describes agility as a benefit of building in the AWS Cloud?

A) The ability to pay only when computing resources are consumed, based on the volume of resources that are consumed
B) The ability to eliminate guessing about infrastructure capacity needs
C) The ability to support innovation through a reduction in the time that is required to make IT resources available to developers
D) The ability to deploy an application in multiple AWS Regions around the world in minutes