Polar bears hunt, mate, and usually make their dens on sea ice. they hunt primarily for seals that can be found near breathing holes or at places where there are breaks in the ice. how would polar bears most likely be affected by an increase in arctic temperatures? a) there would be fewer places for polar bears to reproduce. b) there would be a reduction in the polar bear death rate. c) there would be more opportunities for bears to catch seals. d) there would be more seals available for polar bears to consume.