The investment-savings (IS) curve is best described by which of the following statements?
A) It represents the relationship between the interest rate and the level of income that brings the goods market into equilibrium.
B) It shows the relationship between investment and savings at various levels of government spending.
C) It illustrates the impact of fiscal policy on the overall economy.
D) It represents the relationship between the price level and the quantity of real money balances demanded.
