Question 2 (1 point) Suppose Appliance Mart buys a used refrigerator for $100, repairs it, and resells it for $250. The result of this transaction is to increase the value of national product by $250. increase the value of national product by $150. decrease the value of national product by $100. leave the value of national product unchanged. There is insufficient information to know. Question 19 (1 point) Consider the following aggregate expenditure function: AE = $500 billion+ (0.75)Y. Assuming no government, no international trade, and desired investment is autonomous and equal to $120 billion, then which of the following is the correct statement of the consumption function? Oc=$500 billion + (0.75)Y C = $380 billion + (0.75)Y Oc= $620 billion + (0.75)Y Oc= $620 billion + (0.25)Y Oc=$500 billion + (0.25)Y