B.proportional effect on the long-run values of the interest rate or real output, a proportional change in the price level’s long-run value in the same direction.
C.no effect on the long-run values of the interest rate or real output, a proportional change in the price level’s long-run value in the same direction.
D.no effect on the long-run values of the interest rate or real output, no change in the price level’s long-run valuE.
E.ambiguous effect on the long-run values of the interest rate or real output, A disproportional change in the price level’s long-run value in the same direction.