Answer:
C. Staff functions, line functions, and coordination functions
Explanation:
Human resource management functions may be classed into : line functions which involves the segment charged with the transition of an organization directly into its daily operational activities such as production, selling marketing and other customer service activities. The Staff functions of the human resource Management refers to advisory support on various activities of the organization which has to do with staffing, recruitment.
Coordination function involves the implementation of strategies which ensures synergy between various departments ensuring the adopting of best strategy to ensure maximum output.