Which AWS service can help protect the company website against these attacks?

Explanations:

AWS Resource Access Manager is used for sharing resources across AWS accounts but does not provide protection against DDoS attacks.

AWS Amplify is a development platform for building and deploying web applications, but it does not offer DDoS protection features.

AWS Shield is a managed DDoS protection service that safeguards applications running on AWS, making it the appropriate choice for protecting against DDoS attacks.

Amazon GuardDuty is a threat detection service that monitors for malicious activity and unauthorized behavior but does not specifically protect against DDoS attacks.