The answer for this is Density
The Savanna or Savannah
The Savanna is a biome that is typically found in Africa and is characterized by a tree density low enough to allow sunlight to reach the ground and allow for smaller plants such as grasses to grow. The growth of these grasses provides an optimal food source for herbivores, which is why large grazing herbivores such as zebras are found here. The presence of these herbivores allows for the existence of larger carnivores such as lions.
B, probably because they animals would probably die, making it harder to find if every albino animal kept dying.
The best and most correct answer among the choices provided by your question is the first choice or letter A.
Agriculture causes water pollution when fertilizers and pesticides flow into lakes and rivers is the best example of a way human lifestyles affect environmental systems.
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