It would be letter A which is energy. The other three are used in weather forecasting due to the fact that the atmosphere is fluid and weather and climate is caused by uneven heat from the star in our solar system which is the Sun to the Earth in which heat transfer occurs
Amazon rainforest in Brazil
Answer:
Command economy is the economic type where the government controls all of the means of production, land, and resources.
Explanation:
There are multiple different types of economic systems around the world. Usually, what kind of economic system a country will have depends on the type of political organization in it, as most of the political systems go hand in hand with a particular economic system.
cThe command economy is an economic system that was popular during the 20th century, but since the 1990's it has experienced a sharp decline, with only a handfull of countries practicing it at present. This economic system is typical for communist governments. The government in this economic system has all of the economies in its hands. The production, land, and resources are controlled by the government. All of the planning and economic actions are done by the government officials, and the private businesses are non-existent.