The human resource movement that started in the $1920$s focused on $\_\_\_\_\_.$

Question $16$ options:

new roles for HR professionals, including activist, change steward, talent manager$/$organizational designer, operational executor, and business ally

managing employees through personnel administration practices such as hiring, firing, and payroll$/$benefits processing.

new practices that addressed union liaison, compliance with new laws, orientation, performance appraisal, and employee relations