What interests on the part of each group led residents of turkey creek, in gulfport, mississippi, to form a coalition with the national audubon society?

How is this even a question?

Ithink its b but i'm not sure.

The circumcenter is  equidistant  from each vertex of the triangle. the circumcenter is at the  intersection  of the  perpendicular bisectors  of the triangle's sides. the circumcenter of a right triangle falls on the side opposite the right  angle. the incenter  of a triangle is always inside it.