'2 of the 4 U.S. states that border Mexico'
(any 2 of ) Texas, New Mexico, Arizona, California
GEOGRAPHY: 2 of the 4 U.S. states that border Mexico
2 of the 4 U.S. states that border Mexico
2 of the 4 U.S. states that border Mexico
GEOGRAPHY
any 2 of  Texas, New Mexico, Arizona, California
GEOGRAPHY