If policey makers tihink that the natural rate of unemployment is lower than it really is, then their policeies designed to move the economy to the estimated natural rate, if continued over the long run, will:

A) cause continuing inlflation

B) shift the long run aggregate supply curve to the right

C) shift the supply curve of labor to the right

D) lead to a lower price level

E) keep the economy below its potential GDP level