What Is True Regarding the Four Fundamental Principles in the Code

What is true regarding the four fundamental principles in the Code of Ethics?

A) All four of the principles are considered equally important.
B) Principle III is considered the most important of all four principles.
C) The principles are ranked from most important to least important.
D) It is up to the psychologist to determine which principles is important for him/her.
E) The principles are ranked from least important to most important.