A company suspects many EC2 instances are over-provisioned but wants data-driven, AWS-generated recommendations on right-sizing before making changes. Which service provides this?
A) AWS Compute Optimizer.
B) Amazon CloudWatch dashboards only.
C) AWS Config.
D) Amazon Inspector.
Correct Answer: A
Explanation: AWS Compute Optimizer analyzes utilization metrics with machine learning and recommends optimal instance types/sizes to reduce cost and improve performance. (B) dashboards show metrics but don’t generate sizing recommendations. (C) Config tracks configuration/compliance. (D) Inspector assesses security vulnerabilities.