______forms a natural boundary between Mexico and the US. A. The Rio Grande River B.“money bills C. The Trans-Canada Highway D.“open-field” E. St. Patrick F. Roundheads G. The Hume Highway H. Aotearoa I. Aborigines J. Nunavut
______forms a natural boundary between Mexico and the US. A. The Rio Grande River B.“money bills C. The Trans-Canada Highway D.“open-field” E. St. Patrick F. Roundheads G. The Hume Highway H. Aotearoa I. Aborigines J. Nunavut K. the Bill of Rights L. the Ku Klux Klan
