How many books did the author of 20,000 Leagues Under the Sea write?
60
3
5
3
4
5
3
4
5
3
2
4
5
3
2
4
5
3
2
4
5
3
1
2
4
5
3
1
2
4
5
3
1
2
6
4
5
3
1
2
6
4
5
3
1
2
6
4
5
3
7
1
2
6
4
5
3
7
1
2
6
4
5
3
7
1
2
6
4
5
3
7
1
2
6
4
5
3
7
1
8
2
0
6
4
5
3
7
1
8
2
6
4
5
0
3
7
1
8
2
6
4
5
9
3
7
0
1
8
2
6
4
5
9
3
7
1
8
2
0
6
4
5
9
7
1
8
2
6
4
0
9
7
11
10
1
8
2
6
12
9
7
11
10
0
1
8
2
6
12
9
7
11
10
13
1
8
0
6
12
9
7
11
10
13
1
8
6
12
0
9
7
11
10
13
1
8
6
12
9
16
7
11
10
0
13
8
66
6
12
9
16
7
11
10
0
66
0
66
123
132