Among the Known Structural Forms of Organization, Which Is Non-Existent

Among the known structural forms of organization, which is non-existent?

A) a functional structure where function is a major step in the firm's value chain
B) a simple structure where all major decisions and oversight are a duty of the central executive
C) a multidivisional structure where each division of the firm is an independent profit center
D) a matrix structure where there are two or more divisions organized to enhance cross-communication
E) a network structure where independent organizations are involved in a common undertaking