Answer: B
Explanation:
Opportunity cost is a profit or benefit that must be given up on order to acquire something else. Every resource such as money, land, and time can be put to a different use, therefore every choice, action, or decision has an opportunity cost.
Opportunity cost is the value or worth of the next best thing that one gives give up whenever a decision is made. It is the loss of a potential gain from another alternatives when a different alternative is chosen.
When a city invests in repairing its road, the opportunity cost can be not able to afford a museum because the money that could have been used to build a museum has been used for the road.
A positive feedback mechanism is the exact opposite of a negative feedback mechanism. ... In a positive feedback system, the output enhances the original stimulus. A good example of a positive feedback system is child birth. During labor, a hormone called oxytocin is released that intensifies and speeds up contractions.
Hope this helps :)
Answer:
It is when there is shortage of food and items
Explanation:
This occurs when the nation likes importing goods from other countries making those countries rich in foreign exchange.
