Final answer:
The Amazon Ads API is the tool that enables advertisers and partners to manage advertising campaigns programmatically on Amazon, distinct from the Amazon Brand Registry and Selling Partner API.
Step-by-step explanation:
The tool that allows advertisers and partners to programmatically manage campaign planning, creative asset development, and advertising optimization is the Amazon Ads API. The Amazon Ads API is the tool that enables advertisers and partners to manage advertising campaigns programmatically on Amazon, distinct from the Amazon Brand Registry and Selling Partner API.
This application programming interface (API) provides advanced capabilities to create, manage, and optimize advertising campaigns on Amazon's platform. It is distinct from the Amazon Brand Registry, which is designed to help protect your brand and products on Amazon, and the Selling Partner API, which allows for the management of listing, orders, payments, and reports for sellers on the Amazon marketplace.