A company hosts its website on AWS To address the highly variable demand the company has implemented Amazon EC2 Auto Scaling Management is concerned that the company Is over-prows toning its infrastructure, especially at the front end of the three-tier application. A solutions architect needs to ensure costs are optimized without impacting performance .
What should the solutions architect do to accomplish this?
A . Use Auto Scaling with Reserved Instances
B . Use Auto Scaling with a scheduled scaling policy
C . Use Auto Scaling with the suspend-resume feature.
D . Use Auto Scaling with a target tracking scaling policy
Answer: D