A student starts a walk at (9, −12). If the student walks 5 miles north, south, east, or west, which of the following could be their location at the end of the walk?
 (−12, 9), (−17, 9), (14, −7), (4, −7)
 (4, −12), (14, −12), (9, −7), (9, −17)
 (9, 5), (9, −17), (14, −12), (5, −12)
 (5, −12), (7, −12), (9, 14), (9, −17)