Consider the following Production Possibilities schedule for two goods, A and B... (Good A, Good B) = (0,40), (10,30), (20,20), (30,10), (40,0) An allocation of 20 units of A and 15 units of B... a. Is currently unattalnable, given Imited resources and technology b. Is productively efficient, glven limited resources and technology c. Is Inefficient and suggests that some resources may be unemployed d. Is clearly society's most preferred allocation, given limited resources and technology e. All of the above are true