In Which of the Following Ways May Staffing Practices Change

In which of the following ways may staffing practices change in response to benefit cost controls?

A) Benefits cost per hour increased by having employees work more hours with fixed benefits costs.
B) Organizations having their employees classified as exempt whenever possible.
C) Growth in the number of full-time workers.
D) Rehiring previously laid off employees.
E) Giving temporary workers pay for time not spent working.