for Naira's country, an emerging market economy reliant on oil exports, the drop in crude oil earnings and retreat by foreign portfolio investors significantly affected the supply of foreign exchange into the country.
Men wore a simple loincloth for clothing.
this is not a part of their culture.
A. Companies compete with each other for business
All of the other answers can be safely eliminated since they are more characteristic of a socialist economy. Answer choice A also makes sense, considering that private companies in capitalist countries like the United States compete with each other for business all the time.
Think of it like this. If you could get a new cell phone for ten bucks, you'd want it, right? In fact, pretty much EVERYONE would want it. This means the quantity demanded will be high: more people want it. BUT, if it goes up to $1,000, I bet you wouldn't want it that badly! The quantity demanded will go down, because less people want to buy it. It's the same thing with the chocolate bar. Since the price goes up, the quantity demanded will go DOWN, because less people want to buy it now that it's more expensive. The student's answer is incorrect.
Answer: The student's answer is incorrect. Since the price goes up, the quantity demanded will go down.