Dr. Regan was hired by the Siri Company to assist them with retaining their employees without lowering profits and expectations. After Siri Co. permitted employees to decorate their workspaces and cubicles as suggested by Dr. Regan, the absentee rate declined and retention rate increased. Dr. Regan is most likely to be ________.a) a clinical psychologist
b) an industrial/organizational psychologist
c) an engineering psychologist
d) a motivational psychologist
e) a forensic psychologist