Which of the Following Statements Accurately Reflect the Role of Assessment

Which of the following statements accurately reflect the role of assessment in treatment planning?

A) Since diagnoses based on thorough assessments tend to be very distinct, it has been possible to define specific treatments for those diagnoses.
B) Psychodiagnostic assessment fits very neatly into the medical model.
C) Assessment cannot only assist in the development of a treatment plan, but can be used to evaluate the effectiveness of the treatment as well.
D) In real, every day practice, assessment has little relationship to treatment planning.