Picture the curve. The total revenue curve originates at the origin

Using the data in the above table, gross private domestic investment equals

A) $250. B) $260. C) $460. D) some amount that cannot be determined without more information.

The aggregate demand curve shows:

a. how the equilibrium level of aggregate expenditure changes in response to changes in production. b. the amount people spend at different real GDP levels. c. the positive relationship between the price level and real GDP. d. the negative relationship between aggregate expenditure and real GDP. e. how the equilibrium level of aggregate expenditure changes as the price level changes.