1:B 2:C 3:C 4:A 5:D 6:B 7:C 8:A 9:C 10:B 11:D 12:B 13:A 14:C 15:D 16:B 17:A 18:B 19:D 20:A 21:B 22:A 23:B 24:C 25:A 26:B 27:A 28:B 29:B 30:A 31:C 32:D 33:D 34:A 35:D 36:C 37:A 38:D 39:B 40:A