In Response to an Increase in the Population and the Labor

Multiple Choice

In response to an increase in the population and the labor force,we would expect

A) both the short run and long run Phillips curve to shift to the right.
B) the short run Phillips curve remains unchanged while the long run Phillips curve shifts to the right.
C) the long run Phillips curve remains unchanged while the short run Phillips curve shifts to the right.
D) both the short run and long run Phillips curve to shift to the left.
E) none of the above.