chap 1

22-26 ACDAD

27-31 BDDAD

32-36 DCACD

37-38 BB

40-44 ABBDB

45-49 DAABD

50-54 CDCBC

55 A

chap 2

56-60 CDCCC

61-65 DCCBC

66-70 CBABD

71-75 BADCD

76-80 BCDBB

81-85 ADDAB

86-90 CACDA

chap 3

91-95 CACDB

96-100 ACABA

101-105 DDABC

106-110 ACCBD

111-115 ADDBB

116-120 DCADC

121-125 DDBAC

126-130 DCADC

131-135 ABCBC

137-141 DDADA

142-146 DADDC

147-150 BDAD