Exhibit 10-7 Aggregate supply and demand curves 125 120 115 Price level 1 T 1 i+ 0 800 900 1,000 1,100 1,200 1,300 Real GDP (billions of dollars per year) In Exhibit 10-7. if aggregate demand increases from ADq to AD. Select one: a. output and prices will increase. O b. output and prices will decrease. O output alone will increase. O d. prices alone will increase