Which AWS service or tool will meet these requirements?

Explanations:

Amazon Macie is a security service that uses machine learning to automatically discover, classify, and protect sensitive data in AWS. It does not provide capabilities for integrating natural language processing into business intelligence dashboards.

Amazon Rekognition is a service for image and video analysis. It can identify objects, people, text, scenes, and activities, but it does not relate to natural language processing or business intelligence dashboards.

Amazon QuickSight Q is a feature within Amazon QuickSight that allows users to ask natural language questions about their data and receive visual answers. It is specifically designed for integrating NLP with BI dashboards, making it the correct choice.

Amazon Lex is a service for building conversational interfaces using voice and text. While it provides natural language processing capabilities, it is not specifically tailored for integrating with business intelligence dashboards for data visualization.