Final answer:
Big data is most closely associated with Operations management, which deals with optimizing production processes. In Industrial and Organizational psychology, the measurement of job satisfaction specifically pertains to organizational psychology.
Step-by-step explanation:
The use of big data is a broad concept that can be applied to various fields within management. However, if we have to choose one from the options provided, the most fitting is b) Operations management. Operations management involves the oversight of the production of goods and services and therefore is the most likely area to apply big data analytics to optimize processes, improve efficiency, and inform decision-making.
In the context of I-O psychology, which stands for Industrial and Organizational psychology, the measurement of job satisfaction falls within the domain of organizational psychology. This subfield focuses on understanding and improving the well-being, performance, and behavior of individuals and groups within organizational settings.