8. Assume an individual has preferences of the form U(x1,X2) = (3x1 - 2) - x2 . Assuming x1 > =, x> > 0, which of the following are his demand functions? Hint: Your answers might not look identical to any of these answers. You might need to algebraically manipulate your results to get them to match. 31-P1 X= , X2 A. 2 P1 6 6P2 31 PI X1 = + B. X= 2P2 4P1 2 4P C. X= X2 2P1 2P2 PL D. XI + 3 . X2 2P 2Pz 3P2