On the following graph, the black line shows potential real GDP and the blue line shows actual real GDP for a hypothetical country from 1990 to 2010. Use the green quadrilateral (triangle symbols) to shade the area between actual and potential real GDP that represents the positive GDP gap. Then use the purple quadrilateral (diamond symbols) to shade the area between actual and potential real GDP that represents the negative GDP gap. 10 Positive GOP Gap Actual Real GDP m Negative GDP Gap In GOP (Billions of 2000 dollars) Potential Real GDP 1900 1904 1908 2002 2008 2010 YEAR Which of the following are true of an economy operating at full employment? Check all that apply. The economy is operating at the natural rate of unemployment. Cyclical unemployment is negligible. Everyone in the labor force is employed. The GDP gap is negligible