Which of the following is a true statement?
A) The C + I + G + X curve has no relationship to the aggregate demand curve other than some of the variables that affect one curve also affect the other.
B) The C + I + G + X curve is used to derive the aggregate demand curve, but the
C + I + G + X curve is drawn for one price level while price levels vary along the aggregate demand curve.
C) The C + I + G + X curve is used to derive the aggregate demand curve, but the aggregate demand curve is drawn for one price level.
D) Both the C + I + G + X curve and the aggregate demand curve are drawn for one price level.
Answer: B