Map scale dictates the amount of contained in the map?​

Ibelieve that the answer is c.

B. the west has a variety of climates and many different biomes

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.