Which AWS service will meet these requirements?

Explanations:

Amazon Inspector is primarily a security assessment service that helps identify vulnerabilities in applications and does not specifically focus on identifying sensitive data in S3.

Amazon Macie is designed for data security and privacy, utilizing machine learning and pattern matching to discover, classify, and protect sensitive data, such as personally identifiable information (PII) in Amazon S3.

Amazon GuardDuty is a threat detection service that monitors AWS accounts and workloads for malicious activity, but it does not specialize in identifying sensitive data.

AWS Audit Manager is a service for auditing compliance and managing audit evidence but does not focus on identifying or protecting sensitive data specifically in the AWS Cloud.