In the Late 1990s,the United States Experienced a Significant Productivity

In the late 1990s,the United States experienced a significant productivity shock that raised the marginal product capital.This would have caused:

A) a shift in the aggregate supply curve.
B) a leftward movement along the IS curve.
C) a rightward shift of the IS curve.
D) a rightward movement along the IS curve.
E) no change in the IS curve.