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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They had been hunting mammoths. They had followed them from Asia to North America.
The answer is False
Explanation: The validity of a hypothesis needs to be proven for the research to be considered correct. All research must have good parameters, both valid and reliable, to be considered as real and serious research.
This means that, for example if a group or two people are having an argument it’s best that it doesn’t in with one side of the argument winning, or feeling as if they’re more correct than the others. It’s best that both people or peoples feel like they’ve won in the argument, this way it wouldn’t involve any long term conflict.. which could lead to something very unnecessary or sometimes even harmful to both people.
Either of the two lines if latitude and longitude whose intersection determines the geographical point of a place.
