A relocation control system that reports summaries on the total moving, house-hunting, and home financing costs for employees in all company divisions would fall into the category of:

The correct classification for a relocation control system that provides summaries on various costs related to employee relocation is a management information system. These systems are designed to help managers at different levels make informed decisions by consolidating data from various sources into organized reports. In this case, the system summarizes costs associated with moving, house-hunting, and financing, which supports management in assessing and managing employee relocation expenses effectively.

Management information systems typically take raw data from transaction processing or operational systems, process it, and present it in a more useful and digestible format for decision-making. The focus on summarizing financial data for all company divisions indicates that this system is aimed at managerial level tasks, fitting well within the scope of management information systems rather than other options like knowledge management systems, which concentrate on managing and utilizing organizational knowledge, or executive-support systems, which are tailored for senior executives needing strategic insights. Transaction processing systems handle day-to-day transactions without the analytical and reporting capabilities that characterize management information systems.