Mercantilism and barter are better described as historical economic systems, and in the past the governments and the kings/queens generally kept a closer control of the country, so let's not consider those options.
Now, we have: capitalism, communism, socialism.
Capitalism leaves the capital and the economic decisions in the hands of the private people, not the government. Socialism means a common possession of the means of production, but not by the govrenments, rather by the people, as is often seen as a milder form of communism.
Communism on the other hand is associated with authoritarian governments. Some example were the Soviet Union, and currently, North Korea and Cuba.
A. Earths atmosphere contains 78 percent oxygen, which is essential for life.
Answer: Because personality isn't just one feeling or feature. Its sometimes being sad or happy or mad or confused... etc
Signal at least 100 ft before making a turn.
<span>Framing focuses attention on certain
events and locates them within a field of significance. It has a big influence
on how individuals perceive or interpret the meaning attributed to events. This
is vital in successfully mobilizing people or influencing their perception. </span>