5-1(a)

5-1(b)

5-1(c)

5-15-2(CE)

5-15-3(b)

5-15-4(a) (b)

5-15-5(b)

5-15-6(a) (b)

5-15-7

5-15-13-

5-15-15

5-25-18

5-35-27

5-35-34

5-45-45

5-4(a) (b) (c) (d)5-46

5-4

5-4

5-4

5-4

5-4

5-4

5-4

5-4

5-45-57

5-4

5-4