When the porters fight they dive into their problems and talk about them at length, but their fights are sprinkled with remarks such as "i see your point" and "that must have been hard for you." the porters are best classified as?

How does specialization enable countries to trade with one another? a country can make and sell goods affordably and buy goods that it is inefficient at making. a country can make what it chooses and sell its goods to other countries. a country can decide to buy everything it needs from other countries. a country can efficiently make goods that were once difficult to make.

Anode is a point on a wave where there is no vibration. a.true b.false

What was the name of the theory that said that if one country in a region fell to communism, others would surely follow? 1) domino theory 2) arms race 3) brinkmanship 4) containment theory