Hey there!
Oligarchy is rule by the rich, usually aristocrats. They indeed did not get their money in an honest way. In most oligarchies, they made laws that benefitted themselves, like unfair tax and odd charges. A common outcome of this type of government is making the rich richer and the poor poorer.
Hope this helps!
The answer is B. freezing temperatures
It's in the Middle East. Their climate is typically hot and dry. Though they have winter but just mild. Never will the temperature in the Middle East freezes.
The moon will briefly be visible in the day h
I would put option A.
The question says how the surface MIGHT change over a long period of time so that's why I wouldn't say option C, and that's how canyons are formed if I'm not mistaken.
I hope this helps. My apologies if I'm wrong.