How many major oceans are there in the world?
5
2
2
2
2
2
3
2
3
2
3
2
3
2
3
2
3
2
4
3
2
4
3
2
4
3
5
2
4
3
5
2
4
3
5
2
4
3
5
2
1
4
3
5
2
1
4
3
5
2
1
4
3
5
2
1
4
3
5
1
4
3
5
1
4
3
5
1
4
3
5
7
1
4
3
5
7
1
4
5
7
1
4
5
7
1
4
5
7
1
0
4
5
7
1
4
0
5
7
1
4
8
6
5
0
7
1
8
6
5
7
1
0
8
6
5
7
1
8
6
0
7
1
8
6
0
7
1
8
6
7
1
0
8
6
7
9
8
6
0
7
9
8
6
0
7
9
8
6
7
0
9
8
ten
6
7
9
8
6
ten
7
9
8
6
ten
7
9
8
6
14
9
8
ten
6
14
11
9
8
6
ten
14
11
9
8
6
14
11
ten
9
8
6
12
two
14
11
9
8
ten
6
12
two