ĐÁP ÁN B. S A A    2 2 2 3 23 2 2S S S S A A ; CD  2A 2A2...

2

.

5

5

K

ICD

CD

a

a

C

B

1

1

1

1

8

5

1

9

9

3

IS a

3

2

2

2

2

2

2

2

IH

IK

IS

IS

a

a

a