____is a clean room solution,used to help measure retail performance in which advertisers can easily perform analytics across pseudonym i zed signals, including Amazon Ads signals as well as their own inputs.

Amazon Marketing Cloud (AMC) is a clean room solution designed for advanced analytics. It allows advertisers to combine pseudonymized Amazon Ads signals with their own datasets in a secure, privacy-safe environment. This enables comprehensive measurement of retail performance, audience insights, and campaign optimization that goes beyond standard reporting. Amazon Brand Analytics (ABA), while providing valuable insights into brand performance, customer behavior, and search terms, is a reporting suite rather than a clean room for custom, cross-source data analysis.