How many countries in West Africa was not colonized by the British?
13
1
2
1
3
2
1
3
2
1
3
2
5
1
3
2
5
1
3
2
5
1
3
2
5
1
3
2
5
4
1
3
2
5
4
1
3
2
5
4
1
3
2
5
4
0
1
3
2
5
4
1
3
2
0
5
7
4
1
3
2
9
5
0
7
4
1
3
2
9
5
7
4
6
0
1
3
2
9
5
7
4
6
1
3
2
0
9
5
7
4
6
8
1
3
2
9
5
0
7
4
6
8
1
3
2
9
5
7
4
6
0
8
1
3
2
9
5
7
4
6
8
3
0
9
5
7
4
6
8
9
5
0
7
4
6
8
9
5
10
7
4
6
13
8
9
10
7
4
6
13
8
9
10
7
4
6
13
8
9
10
7
4
6
13
8
9
10
7
4
6
13
8
9
10
7
11
6
13
8
9
10
7
11
6
13
8
9
10
7
11
6
13
8
9
10
7
11
6
13
8