Which of the Following Is Not an Ingredient for Controlling

Multiple Choice

Which of the following is not an ingredient for controlling labour cost in services?

A) accurate scheduling of labour-hours to assure quick response to customer demand
B) an on-call labour resource that can be added or deleted to meet unexpected demand
C) contract overseas labour to obtain a lower wage scale
D) flexibility of individual worker skills that permits reallocation of available labour
E) flexibility in rate of output or hours of work to meet changing demand