Identify the true statements of the relationships between complexity and the four design decisions regarding delegation of authority, division of labor, span of control, and departmentalization that shape the design of organizational structures.
a. Higher delegation of authority is associated with greater organizational complexity.
b. The greater the use of functional basis rather than geographic basis, the greater the complexity.
c. Wide spans of control are associated with high complexity.
d. The greater the job specialization, the higher the complexity.