How many states does Mexico touch?
4
5
5
3
5
4
2
3
5
4
2
3
5
4
2
3
5
4
2
3
5
4
2
3
5
4
0
1
2
3
5
4
1
7
2
6
3
5
4
1
7
2
6
3
8
5
4
1
7
2
6
3
8
5
4
1
7
2
10
6
3
8
5
4
1
7
2
10
6
9
3
11
8
5
4
1
7
2
12
10
6
9
3
11
8
5
4
1
7
2
12
10
6
9
3
11
8
5
4
1
7
2
12
10
6
9
3
13
11
8
5
4
1
7
2
12
10
6
9
3
13
11
8
5
4
1
7
2
12
10
6
9
3
13
11
8
5
4
1
7
2
12
10
6
9
3
13
16
11
8
5
4
1
7
2
12
10
6
9
3
13
14
16
11
8
4
1
7
2
12
10
6
9
3
13
14
16
11
8
17
4
1
7
2
12
10
6
9
13
14
16
8
17
62
4 states
2 states
8 states
66
63
7 states
57