Murphy's utility function is U(x, y) min4x y, 2x 2y, x 4y.Murphy is consuming 12 units of x and 6 units of y. a.Draw the indifference curve through this point.At what points does this indifference curve have kinks? b.The price of good x is $1.What is the highest possible price for y? What is the lowest possible price for y?