Which of the following is important knowledge for a practicing ohn? a) knowledge of the toxins and potential airborne hazards in the workplace that can negatively affect employees' health b) understanding of the principles of industrial hygiene for the industry in which they are working c) insight into the emotions of all of the workers so that accurate predictions about when an accident will occur can be made d) insight into the workplace hazards associated with the industry in which they are working e) all of the above f) all but insight into the emotions of all of the workers so that accurate predictions about when an accident will occur can be made g) all but knowledge of the toxins and potential airborne hazards in the workplace that can negatively affect employees' health and understanding of the principles of industrial hygiene for the industry in which they are working