An organization's management support system that combines many databases to improve management decision making is; Data warehouse
A data warehouse is defined as a management support system that combines many databases across a whole company into one central database that supports management decision-making.
Using a data warehouse system, managers can easily access and share data across the enterprise to get a broad overview rather than just isolated segments of information.
Read more about Data Warehouse at; https://brainly.com/question/25885448
