The Figure Below Shows the Effect of a 2011 Increase $$\text { Billions of } 2011 \text { Doll }$$

The figure below shows the effect of a 2011 increase in government purchases on the hypothetical path of real GDP compared to the path of potential GDP (the baseline) between 2011 and 2016. $$\text { Billions of } 2011 \text { Doll }$$ Potential
GDP $$\text { Real GDP }$$ (A) Using the $A D$ cirve and $L A$ line anglysis, expleng what is accurting between 2011 ant $2012 .$
(B) Using the $A D$ curve and $A A$ line analysis, exglain what is accurring between 2012 ant 2014 .
(C) Using the $A D$ curve and $L A$ line malysis, exglanin what is accuring between 2014 and 2016