The correct answer is - A. Highlands.
The highlands of Central and Northern Asia, are places that are very cruel environments. Because of this, the animals and plants that live in here, have created a very interesting and unique ecosystem where they are highly adapted to survive in this harsh environment. Some of the animals that thrive here are the Siberian tiger, snow leopard, antelopes, sheep, yak, and they all have bigger lungs, wider paws or highly adapted toes, wider nostrils, smaller ears, thick fur, in order to be able to survive in here.
I think c is the Dead Sea, so A is your best guess
Answer: I Have to say Colorado.
Explanation: Because 1, I heard on the Radio that their drought levels were through the roof. And maybe(This is just me), since they have a lot of Snow, the Snow sucks up water like a sponge, and compacts. Making it more difficult to get water.
The ground-level ozone is a harmful air pollutant that can be a danger to one's health. It is commonly created by chemical between oxides and nitrogen. Similar to ground-level ozone, smog can also be a danger to one's health, especially to the lungs. It is a mixed smoke and fog.
I think the answer is periphery, but it could be wrong.