THE BOUNDARY BETWEEN CANADA AND THE UNITED STATES HAS BEEN UNFORTI...
12. The boundary between Canada and the United States has been unfortified for over one
hundred years.
A.border
B. binding
C. relationship
D. water
12. The boundary between Canada and the United States has been unfortified for over one
hundred years.
A.border
B. binding
C. relationship
D. water