Final answer:
The subject of this question is industrial psychology, which applies scientific principles to the study of work and the workplace. It focuses on job characteristics, applicant characteristics, and training and performance appraisal.
Step-by-step explanation:
The subject of this question is industrial psychology, which is a branch of psychology that applies scientific principles to the study of work and the workplace. It focuses on identifying and matching individuals to tasks within an organization, and involves job analysis, applicant characteristics, employee training, and performance appraisal. Industrial psychology studies job characteristics, applicant characteristics, and how to match them, as well as employee training and performance appraisal.