Let S. (x) = where g = 0,1,2 Also, let h (y x) = 3:13: where y=0,1,2 when z TY 0,1, or 2 Read the following statements to determine which are correct. (a) The support of f (x,y) is rectangular. (b) f(2,1) 9 (c) S, (y) 33 18 2y (d) g (zly) where x = 0,1, 2 when y=0,1, or 2 3y3 Now choose the correct answer below. o Only (a) is correct. O Only (d) is correct. O Only (c) is correct. O Both (b) and (c) are correct. O Both (a) and (d) are correct. O None of these answers are correct. O Both (b) and (d) are correct.