Georgian Oaks Hospital Is Trying to Reduce the Number of Hospital-Based

Georgian Oaks Hospital is trying to reduce the number of hospital-based infections it is experiencing.Its director of training has determined that a training program to encourage all hospital employees who have contact with patients to wash their hands frequently would be effective in reducing these infections.The most appropriate criterion of success for this training program would be

A) the percentage of hospital staff who respond on a follow-up questionnaire that hand washing is important in reducing hospital-based infections.
B) the number of times the hospital staff wash their hands per day in the year following the training.
C) the death rates (mortality) of patients in the hospital after the training.
D) the cost per staff member of the training program.