The main subfields of I/O psychology are often regarded as:

Question

a.
Human resource management, employee and organisational well-being, organisational psychology, personnel psychology, psychometrics, research psychology and ergonomics

b.
Employee and organisational well-being, organisational psychology, career psychology, personnel psychology, ergonomics, consumer psychology, psychological research, psychometrics and employment relations

c.
Organisational psychology, counselling psychology, personnel psychology, ergonomics, consumer psychology and employment relations

d.
Human resource management, research methodology, career psychology, ergonomics, consumer psychology and social psychology

Answer 1

The main subfields of Industrial/Organizational (I/O) psychology are best represented by option a:

a. Human resource management, employee and organisational well-being, organisational psychology, personnel psychology, psychometrics, research psychology and ergonomics.

This option includes key areas that align closely with the traditional scope of I/O psychology, emphasizing the study of human behavior in organizations and the application of psychological principles to improve employee performance and well-being.