Staggered,overlapping Contracts Mean

Multiple Choice

Staggered,overlapping contracts mean

A) the contract between workers and firms can be opened for renegotiation if other key firms in the industry have signed a new contract within the last ninety days.
B) each firm within an industry agrees to negotiate with the union according to a schedule.
C) not all labor contracts within the economy expire at the same time.
D) different contracts are reached for the different skill classifications of workers within a firm.