Answer:
B. there is economic growth.
Explanation:
The long-run aggregate supply curve is a a vertical curve that illustrate the way that the aggregate demand in an economy affects the total output of that economy, but only temporarily. Therefore the long-run aggregate supply curve shifts outward when there is economic growth within the economy in question. This can be seen from the graph below.
The effect of the controlled use of fire by hominids is that it contributed to geographical expansion and food production techniques in positive ways.Fire enabled the clearance of bushes and forests which facilitated easier expansion. It also changed food production as it could now be cooked and preserved.
Answer:
A democratic system.
Explanation:
Democracy is a form of government in which the will of the people is the source of legitimate exercise of power. A distinction is made between direct democracy, in which citizens vote personally on laws, decisions and appointments, and indirect, in which the people are represented by an elected body, such as a council or parliament.
In a democracy, the entire population is sovereign and all authority is based on the consent of the people. This form of government is based on the human ideal of equality. If everyone is born free and equal in rights and obligations (as stated in the first article of the Universal Declaration of Human Rights) then no one has more right than anyone else to enact certain laws or make decisions. The application of that theory in political practice is often not easy and has many aspects.
The simple reason why prices of a commodity go up and down is because if more people want to buy a particular stock (demand) than sell it (supply), then the price moves up.
The price of a commodity will go down if more people wanted to sell a stock than buy it, there would be greater supply than demand.
<h3>What is economics?</h3>
Economics can simply be defined as a social science which studies human behavior in relation ends and scarce means which have alternative uses
So therefore, the simple reason why prices of a commodity go up and down is if more people want to buy a particular stock (demand) than sell it (supply), then the price moves up.
Complete question:
What makes price go up and down?
Learn more about demand and supply:
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