Source: Senge, D, (1990). The Fith Discipline: The Art and Practice of the Leaming Organization, NY: Doubleday/Currency. Which of the following is a good definition of systems theory? Systems theory says that an organization is made up of subsystems which interact with each other and the organization also interacts with its environment: Systems theory says that every organizational problem is different and that each type of problem must be studied individually. Systems theory says that when managers understand the way organizational systems work, they are able to use psychological tools to motivate employees. Systems theory says that there is usually one right way to solve organizational problems. A primary concept in systems theory is: different parts of the organization must be treated separately. organizations function as mechanical systems - they operate most effectively when following rigid rules: different parts of the organization interact with each other. when one part of the organization is changed, it has no impact on the rest of the organization