Answer: barter
Explanation:
In trade, barter (derived from baretor) is a system of exchange where participants in a transaction directly exchange goods or services for other goods or services without using a medium of exchange, such as money.
Technology after WWll advanced greatly due to entering the atomic age. Following the bombings on Hiroshima and nagasaki, the U.S. entered the war in Vietnam where we used napalm bombs to burn down the forest because we found out that the Vietnamese were hiding in the trees. Then a couple years later the Cold War started and the U.S. built a huge amount of nuclear weapons at the same time that the Soviet Union was building nuclear weapons luckily we didn’t break out into war but there were a couple of times where we almost did. Now social media changed after WWll by creating even more political cartoons describing everything that’s happening in a single comic strip. Nowadays the whole world makes memes about previous and current wars that had happened or are happening right now.
Answer:
He traveled to the Americas for various reasons, one thing that Columbus did was in a way start the Columbian exchange where things such as food, plants, livestock, and diseases were spread into the Americas that were never there before.
