In each of parts (a)-(d), which panel in the accompanying figure best describes the situation? (a) Expansionary

Question:

In each of parts (a)-(d), which panel in the accompanying figure best describes the situation?
(a) Expansionary monetary policy that removes the economy from a recessionary gap;
(b) Expansionary monetary policy that is destabilizing;
(c) Contractionary monetary policy that removes the economy from an inflationary gap;
(d) Monetary policy that is ineffective at changing Real GDP.