1: C
2: A
3: B
4: C
5: D
6: A
7: D
8: C
9: A
10: D
11: B
12: A
13: B
14: C
15: A
16: D
17: B
18: D
19: C
20: A
21: D
22: C
23: A
24: D
25: C
26: C
27: A
28: C
29: A
30: B
31: A
32:A
33:B
34:A
35:D
36:C
37:D
38:C
39:A
40:C
41:D
42:B
43:A
44:C
45:A
46:A
47:B
48:C
49:C
50:B