How many countries are contained solely in the Caucasus region?
3
5
5
3
5
3
4
5
3
2
1
4
5
3
2
1
4
5
3
2
1
4
5
3
2
1
4
6
5
3
2
1
4
6
5
3
2
1
4
6
5
3
2
1
4
6
5
7
3
2
1
4
6
5
7
3
2
1
4
6
5
7
3
2
1
4
6
5
7
3
2
1
4
6
5
7
0
3
2
1
4
11
6
5
7
8
3
2
1
4
11
6
9
5
7
8
3
2
1
4
11
6
9
5
7
10
8
3
2
1
4
11
6
9
5
7
10
8
3
2
13
1
4
11
6
9
5
7
10
12
8
3
2
13
1
4
11
6
9
7
10
12
8
3
2
13
1
4
11
6
9
7
10
12
8
2
13
1
4
11
6
9
14
7
10
12
8
2
13
1
11
6
9
14
7
10
12
8
13
11
6
9
14
7
10
12
8
13
11
6
9
14
16
7
10
66
62
59
77
63
58