Systems Theory Assumes a Principle of Hierarchical Organization

Systems theory assumes a principle of hierarchical organization. This implies that

A) changes in any one level will affect all other levels of the system.
B) only changes in the highest level will affect all levels of the system.
C) changes in one level will affect only lower levels of the system.
D) changes in intermediate levels have the most profound impacts.
E) an aberration in one level will cause a demise of the system.