Barter system- A method of exchange when no money is involved.
B and C can't be the answers because they are not exchanging anything.
D can't be the answer either because there is money involved.
So your answer is A) You trade an apple for a banana at school. because you are exchanging something with someone for something else thats not money.
Hope this Helps!!
Answer: Gold
Explanation: Gold (Au) in its bulk form, like the metal in a wedding ring, is not considered a magnetic material. Technically, it is classified as “diamagnetic”, meaning that it can be repelled by a magnetic field, but cannot form a permanent magnet. ... Magnetism is caused by unpaired electrons surrounding the atoms of the material.
Simple interest is paid only on the principal borrowed.
Answer:
Leisure
Explanation:
The period that covers from 1894 to 1915 showed an increase in worker's leisure time in comparison to the past. One of the causes for this is that employers in industries reduced the working hours and established a part-time Saturday, giving employees half a day to spend freely. Also, workers started to enjoy vacations, even though they did not receive any payment for them. They wanted to take a break from their job and the city. The Progressive movement also helped to enhance the value of worker's leisure time because it focused on their health and welfare.
The answer for this question is: The coastal plain
The coastal plain is the region that exist which become the connection between the land and the sea. This region tends to be really high in humidity because it is constantly passed by the water containing wind that just arrived from the sea. Currently, the largest coastal land is located on Eastern south america.