Wildfires are frequent in the great basin shrub steppe. every time there is a fire outbreak, much of the natural vegetation is destroyed. what is the most likely impact of fire on this ecosystem? a) a drastic reduction in the animal population due to migration or death by starvation. b) no impact, because the plants have only been temporarily removed from the ecosystem. c) there would be no rainfall because there are no trees or shrubs in the region. d) non-native plants and animals would migrate into the region.