All of the following are job duties an industrial/organizational psychologist may perform except a. increasing job productivity b. creating business products c. improving business processes d. consulting management

The question is focused on a psychologist, and specifically on a kind of psychologist (industrial/organisational) - but still, only a psychologist. It is not a psychologist's task to create business products - a psychologist is focused on working with people and their feelings and mental processes. So the correct answer is B