example of: a. Reciprocal Interdependence b. Sequential interdependence c. Pooled interdependence d. These relationships do not provide an example of interdependence Among the different types of interdependence, the degree of interdependence is most substantial in relationships and least substantial in relationships. The three legs of the "three-legged stool" of systems thinking are: a. Adaptation, technology and interrelationships b. Interrelationships, perspectives and boundaries c. Interrelationships, sequential interdependence, and perspectives d. Pooled, sequential and reciprocal interdependence e. Interrelationships, perspectives and adaptation.