Comparative advantage refers to the ability of a party to produce a particular good or service at a lower opportunity cost than another. Even if one country has an absolute advantage in producing all goods, different countries could still have different comparative advantages
A yield sign refers to the sign that allows a driver to give way to another driver on the road or the people walking on pedestrians or cyclists.
<h3>Who is the driver?</h3>
The driver is an individual who drives the vehicles like cars, trucks, etc. while traveling on the roads.
While traveling on roadways or highways, when the driver needs to stop if required and requires the other driving persons, walking people, or the cyclists to go to their respective destinations, then the signboard that comes in the way is called a yield sign.
Therefore, the meaning explained in part B would be considered a yield sign.
Learn more about the yield sign in the related link:
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B. The president can establish a direct connection with people.
Answer:
This sampling method is called cluster sampling.
Explanation:
In cluster sampling, the researcher will first divide the population into separate groups. The researcher in the passage focused on sixth graders of a certain state as his subjects. The next step is to select a simple random sample of clusters from that population. In this case, the researcher randomly selected 5% of the districts in the state, and administered the achievement test to their sixth graders. Therefore, we can safely say he used cluster sampling.
Explanation:
A developed country (or industrialized country, high-income country, more economically developed country (MEDC)) is a sovereign state that has a high quality of life, developed economy and advanced technological infrastructure relative to other less industrialized nations. Most commonly, the criteria for evaluating the degree of economic development are gross domestic product (GDP), gross national product (GNP), the per capita income, level of industrialization, amount of widespread infrastructure and general standard of living.
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