ANSWER:
Human resources managers studies: Behavioral science, Communication, and Liberal
EXPLANATION: Human resource managers are the ones that helps the organization to identify the best personnel for a particular job task. They identify where a staff needs an improvement, and will recommend such training to the organization. They also sees that the organizational culture is maintained and respected by all personnel's in the firm.
These are the Major roles of a HRM in an organization. For a HRM to be able to perform this role, he/she must have been able to understand what Communication is all about, because it is through communication he/she can identify a personnel that will fit in perfectly to a job task.
Behavioral studies is a very vital course for a HRM, because the personnels behaviors are what constitutes to the culture of the organization, so the HRM must understand the behavior of a person, and determine if it will fit into the organizations culture.
The HRM should not be biased in reasoning, this is why he/she has to study liberal in college, so that he/she will be able to accept other people's opinions and behavior.