A school bus leaves school to drop students off at their homes. It travels in a loop that heads 2 miles west, then 1 mile north, then 2 miles east, then 1 mile south before arriving right back where it started (at school).

Which statement is true about the local minimum of the graphed function? over the interval[-4,-2], the local minimum is 0. over the interval [-2,-1] , the local minimum is 25. over the interval [-1,4], the local minimum is 0. over the interval [4,7], the local minimum is -7