Answer:
The distribution is driven by consumption in a free enterprise economic system.
Explanation:
A is not correct because such distribution is typical for a command economy.
B is correct because in this economic system where there is perfect competition, the consumers are the ones that determine the production and distribution of goods and services on the market.
C is not correct because the goods and services are distributed where they are in demand, thus there are differences from one place to another.
D is not correct because the demand is the most important factor that determines the production and distribution.
Answer:
asteroids are made of metals or rocky materials while comets are made up of ice
Explanation:
Answer:
The United States has a good amount of freshwater supply over most of the territory, because the American territory is ripe with lakes, rivers, streams, and groundwater.
The quality of these water sources varies from area to area, and many water bodies have been deeply polluted by human activity. However, the United States is a developed country with generally good water treatment facilities.
Notwithstanding, the United States faces two important challenges: one is the growing population of the country, which will put more pressure on freshwater sources in the future. The other one is that a few areas of the country are devoid of water supply sources, and they are among the fastest growing regions of the U.S (Nevada, Arizona, New Mexico). This poises a great challenge for U.S. authorities in the near future.
Answer:
The longest time period is eons.