To implement a flow process in developing a lean system a firm might do to

C. Reduce setup/changeover time

Explanation:

Lean system is a technique used in identifying and eliminating waste and non value added activities through workers development and continuous improvement in all product and services. It is the holistic application of lean principles to the general activities of the business and organization. Flow process involves the various steps of a business process. In implementing flow process in developing a lean system, a company must reduce the general setup and changeover time between steps in the flow process.

answer; dogs;

answer(d) encourage cooperation by improving the chances of mutually agreeable transactions;