A key reason that the systems paradigm works well is
…
Select one:
a. Although we often prescribe boundaries to describe systems,
there really are no boundaries; so we can add structure as needed
to provide missing elements for the systems model
b. Systems are usually non-linear, which describes most behavior
better than linear models
c. Systems models acknowledge there may be delays, which can
affect the overall system behavior
d. Systems describe patterns of behavior rather than individual
events...