The Underlying Theme of the Systems Approach Is That

The underlying theme of the systems approach is that

A) if the client knows the system of treatment,the chances of a good outcome of treatment are low.
B) the individual is in therapy because he or she is no longer part of a larger context,and isolation has resulted in disordered thinking.
C) an individual is part of a larger context and any change in individual behavior will affect the whole system.
D) the only way to achieve lasting results in therapy is to follow a specific set of systems of treatment.