Answer:
Open system
Step-by-step explanation:
An open system or sometimes called a flow systems is kind of system that allow interactions out its domain. This type of interactions can be in form of energy, information, material are been allowed to be transferred into or outside the system boundary, ACME software inc. Developed a training program for their employees, and this training program is know as "Open system", which will make the workers to be able to interact with the external boundary and know how their jobs affects the customers.