The Term "Queue" or "Wait" Unemployment Is Used to Describe

The term "queue" or "wait" unemployment is used to describe the fact that:

A) Because union jobs pay relatively well, it may be rational to wait for a union job to open up rather than seek employment elsewhere.
B) The only jobs that are worth taking are those that workers queue up for.
C) All of the workers who are unable to obtain jobs in the primary labour market will seek employment in the secondary market.
D) All of the workers who are unable to obtain jobs in the union sector will wait for employment opportunities in the non-union sector.
E) Individuals may wait in a queue of jobless workers in order to obtain the first job to open up in the labour market.