magine a north carolina farmer has two parcels of land that have low soil quality. the farmer has decided to pull these parcels out of production for the next 10 years so that the soil can repair itself. just as the farmer makes this decision, the federal government introduced a new conservation program that pays farmers to temporarily retire farmland over a 10-year period. the farmer jumps at this program because he gets paid to do something that s/he would have done regardless of the subsidy program. this type of scenario raises the question of because it is not clear the agricultural subsidy is paying for anything above and beyond what the farmer would have done otherwise. select one: a. leakage. b. additionality. c. slippage. d. permanence.