Which AWS service or tool inspects a user’s AWS environment and makes recommendations for cost savings and system performance improvements?

Explanations:

Cost Explorer is primarily used for analyzing and visualizing AWS spending over time but does not provide recommendations for cost savings or system performance.

AWS Trusted Advisor inspects a user’s AWS environment and provides recommendations for cost savings, security improvements, performance enhancements, and fault tolerance.

Amazon Inspector is a security assessment service that helps improve the security and compliance of applications but does not focus on cost savings or performance recommendations.

AWS Budgets allows users to set custom cost and usage budgets but does not analyze the environment or provide recommendations for improvements.