Adam Smith coined the term "invisible hand" to describe the process by which the actions of independent, self-interested buyers and sellers will Select one: a. often lead to the most efficient allocation of resources. b. often lead to increasing inequality. c. always lead to the most efficient allocation of resources. d. always lead an economy to ruin.The accompanying figure shows the supply and demand curves for jeans in Smallville. The graph plots quantity in pairs per day versus price in dollars per pair. Two diagonal lines marked S and D intersect at (16, 40). At the price of $60 per pair, sellers offer _____ pairs of jeans per day, and buyers wish to purchase ______ pairs of jeans a day. Select one: a. 16; 16 b. 60; 20 c. 24; 8 d. 8; 24