A company has an Amazon EC2 deployment that has the following architecture: - An application tier that contains 8 m4.xlarge instances - A Classic Load Balancer ...

A company has an Amazon EC2 deployment that has the following architecture:
- An application tier that contains 8 m4.xlarge instances
- A Classic Load Balancer
- Amazon S3 as a persistent data storeAfter one of the EC2 instances fails, users report very slow processing of their requests. A Solutions Architect must recommend design changes to maximize system reliability. The solution must minimize costs.
What should the Solutions Architect recommend?