Structural Unemployment Is More Persistent in France Than in the United

Structural unemployment is more persistent in France than in the United States because:

A) French workers have less incentive to quickly seek a new position since their unemployment benefits are much higher.
B) France's labor regulations require a mandatory waiting period before a worker can reapply for a new job.
C) American workers have many more job opportunities than French workers.
D) labor unions are weaker in France than they are in the United States.