Which AWS service uses AWS Compute Optimizer to provide sizing recommendations based on workload metrics?

Explanations:

Amazon EC2 uses AWS Compute Optimizer to analyze workload metrics and provide instance sizing recommendations to optimize performance and cost.

Amazon RDS does not directly use AWS Compute Optimizer for sizing recommendations; it has its own performance insights but not the Compute Optimizer’s functionality.

Amazon Lightsail is a simplified version of AWS services and does not integrate with AWS Compute Optimizer for providing sizing recommendations based on workload metrics.

AWS Step Functions is a serverless orchestration service for microservices and does not utilize AWS Compute Optimizer for instance sizing recommendations.