Over time, the climate of a region becomes cooler. how will this most likely affect the species living in that region?
a all of the current species living in the region will migrate to warmer areas, while species adapted to cold-weather climates will migrate into the region.
b all of the current species living in the area will become extinct, and new species better adapted to the climate will form and populate the region.
c some species that already have or that develop cold-weather adaptations through natural selection will survive, while species without cold-weather adaptations may go extinct.