The diagram illustrates an aggregate demand (AD) curve. What does the horizontal (X) axis measure, and what does the vertical (Y) axis measure?
- Ahorizontal axis X: money national output; vertical axis Y: real disposable income
- Bhorizontal axis X: price level; vertical axis Y: real GDP
- Chorizontal axis X: real GDP; vertical axis Y: price level
- Dhorizontal axis X: real disposable income; vertical axis Y: money national output