124. One of the defining characteristics of a matrix organizational structure is that it: A. uses self-directed work teams rather than individuals as the basic building block of organizations. B. has a narrow span of control and high degree of formalization and centralization. C. is the only structure that organizes employees around specific knowledge or other resources. D. overlays two organizational structures in order to leverage the benefits of both types of structures. E. is an alliance of several organizations for the purpose of creating a product or serving a client