NTR G Spending and NTR 1 Rowl GOP BL Budget Deficit budget Surplus YI Y2 Ya Roel GOP Refer to the graph above to answer this question. Which of the following is true? A balanced budget would occur at income level Y1. A balanced budget would occur at income level Y2. A balanced budget could occur at income levels Y1, Y2 or Y3. The existence of a balanced budget cannot be determined herause no