What Would Be Considered the Most Ethical Behaviour for a Psychologist

Multiple Choice

What would be considered the most ethical behaviour for a psychologist who is hired as an expert witness?

A) provide testimony consistent with the party that hired you
B) ensure that both the defence and the prosecution have an expert witness
C) provide testimony relevant to the case as you understand it
D) discuss your testimony with both the defence team and the prosecution team
E) provide only a written report rather than testify in person