According to complexity theory, anything that adds value to a part of the system adds value to the whole system. Which of the following is an implication of this principle?

a. Each part of the system drives the work of the whole system.

b. The whole system is the only legitimate source of sustainable value.

c. All real value derives from the work of the people in the system.

d. Every component of a system contributes to the integrity of the whole system.