Answer:
A. (they migrated to industrial cities to pursue economic advancemet.)
Explanation:
Answer:
The federal courts' most important power is that of judicial review, the authority to interpret the Constitution. When federal judges rule that laws or government actions violate the spirit of the Constitution, they profoundly shape public policy. This is all called the power of courts.
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Researchers want to study the effects of classical music and memory. one group of participants will take a memory test with classical music playing in the background, while the other group will take the memory test in complete silence. it is believed that age has an effect on memory. A matched-pair design experiment .
<h3>What is matched-pair design experiment?</h3>
One participant from each pair is randomly assigned to the treatment group while the other is assigned to the control group in an experiment using a matched pairs design. Participants are matched in pairs based on shared traits before being divided into groups.
<h3>A matched group experiment is what?</h3>
When a participant in an experimental group is exposed to a manipulation, they are compared to a specific participant in the control group who is similar to them in some significant ways but did not receive the manipulation. This technique is known as matched groups in research design.
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One main reason would be the distance between the two country's, this could be very expensive depending on how far apart the countries are apart. Another conflict is the country currency, for instance 1 dollar in america could only equal 50 cent in japan. in order to purchase things in another country america would have to convert their money into the country they are try to buy money. One exchange rate is known as the flexible exchanged rate, in this system the exchange rate is calculated by supply and demand, the exchange rate in this system reflect the market. The fluctuations in currency values are only based day to day and they can change the amount of imports and exports. The other exchange rate is fixed exchange rates, in this system the governments are consistent with keeping the currency values similar to other governments. This particular system make trading easier. The only problem found in this system is that it keeps a lot of pressure n the supply and demand which is the reason why currency why values change.
