Multiple Choice Question

According to the extended AD$-$AS model, the U$.$S$.$ growth experience is most accurately described as which of the following?

A rightward shift in both the long$-$run aggregate supply $($AS$)$ and aggregate demand $($AD$)$ curves

A leftward shift in both the long$-$run aggregate supply $($AS$)$ and aggregate demand $($AD$)$ curves

A rightward shift in the long$-$run aggregate demand $($AD$)$ curve and a leftward shift in the short$-$run aggregate supply $($AS$)$ curve

A rightward shift in the short$-$run aggregate supply $($AS$)$ curve and a leftward shift in the long$-$run aggregate demand $($AD$)$ curve