1 – D

11 – B

2 – E

12 – A

3 – D

13 – D

4 – C

14 – D

5 – D

15 – B

6 – A

16 – D

7 – B

17 – A

8 – C

18 – B

9 – E

19 – A

10 – A

20 – E