1 D 11 B 21 D
2 B 12 A 22 D
3 B 13 C 23 A
4 A 14 C 24 C
5 B 15 A 25 D
6 A 16 A 26 D
7 C 17 A 27 A
8 C 18 B 28 D
9 A 19 B 29 C
10 D 20 C 30 A