The Figure Below Shows the Aggregate Demand and Supply Curves

question 5

Multiple Choice

The figure below shows the aggregate demand and supply curves for the U.S.The figure given below shows that between period 1 and period 2 nominal GDP changed from $40,000 to:​ ​
Figure 5.2
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• A)$18,000 and back again.
• B)$18,000 and stayed there.
• C)$18,000 in period 1 and to $10,000 in period 2.
• D)$10,000 in period 1 and stayed there in period 2.
• E)$10,000 in period 1 and to $18,000 in period 2.