It’s the caste system. It’s deep roots are so important it still exists today.
The correct answer would be option C, Exchange Rate.
When planning a trip to Spain, Brett and his wife, both Americans, were concerned about how much they could afford to spend in Europe because sometimes the U.S. dollar will buy more goods and sometimes it will buy less, based on changing economic conditions. The Exchange rate is the rate at which the currency of one area or country can be exchanged for the currency of another’s.
Explanation:
When one currency of a country is exchanged with the currency of another country, the rate at which the currencies are exchanged is called as the exchange rate.
For example while planning a trip to Europe from America, the couple have US dollars which they need to exchange in Euros to be able to use the currency in Europe.
Roughly, a Euro is equivalent to 1.08 US Dollars, as of today. So this 1.08 dollars will be the exchange rate for US dollars to Euro.
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The correct answer is that communication is irreversible.
In the given situation, Amber is still hurt due to the things that John had said unto her, especially calling her a "slob". Though they already made up, Amber still feels upset, because she thinks that what John has said is true. John is experiencing the irreversible aspect of communication, wherein communication cannot be taken back, whatever you might have said, will stay that way. It cannot be changed nor taken back.
The kind of question that you just made is described or
considered to be an open ended question. This type of question are usually
trying to ask for answers that are more knowledgeable and more meaningful in a
sense that it doesn’t have to be a short or reply but a more detailed or longer
one.