(15 pts) 7. Map the following functions on Karnaugh maps (a) F(A, B, C, D) = A B C + AC + ACD+ACD +ABD (b) F (X, Y, Z) = (1,3,5,6,7) (c) F (W, X, Y, Z) = (4, 5, 6, 11, 13, 14, 15) (d) F (W, X, Y, Z) = (0, 1, 3, 5, 14) (e) F (A, B, C, D) - BC' + AB + ACD + BD (25 pts) 8. List all prime implicants for parts (a) to (e ) in Problem 7