A company has a stateless application that runs on four Amazon EC2 instances. The application requires four instances at all times to support all traffic. A SysOps administrator must design a highly available, fault-tolerant architecture that continually supports all traffic if one Availability Zone becomes unavailable.
Which configuration meets these requirements?
A. Deploy two Auto Scaling groups in two Availability Zones with a minimum capacity of two instances in each group.
B. Deploy an Auto Scaling group across two Availability Zones with a minimum capacity of four instances.
C. Deploy an Auto Scaling group across three Availability Zones with a minimum capacity of four instances.
D. Deploy an Auto Scaling group across three Availability Zones with a minimum capacity of six instances.
