Final answer:
Organizational psychology is the field that studies employee relationships and their effect on the performance of a business, focusing on job satisfaction, management styles, and organizational culture.
Step-by-step explanation:
The discipline of psychology that is interested in how the relationships among employees affect those employees and the performance of a business is organizational psychology.
This branch of psychology focuses on the social interactions and their effect on individuals and on the functioning of the organization. It includes the study of job satisfaction, different management and leadership styles, organizational culture, and teamwork, contributing to the social dimension of work within the field of industrial and organizational psychology.