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