Species A’s population will decrease due to limited space. <em>(I think. I'm sorry if I'm wrong.)</em>
Melanin provides pigmentation to the skin and it also provides UV ray protection (which is its role in the epidermis).
Positive: You get to see different animals, see all kinds of habitats, learn new facts about all the animals and see them maybe in action!
Negative: They might be sleeping, In a cage or fence so they can't get out, restricted.
Answer:
D) The smoke would settle around cities, reducing visibility.