Thomas Hobbes, author of "Leviathan" supported the enlightenment idea that people are naturally selfish. He said that human beings are very selfish and willing to hurt others for gain.
According to the dictionary it means "a prolonged period of abnormally low rainfall, leading to a shortage of water."
Basically it's when there is very little rain or water and the amount of water in a place decreases.
It is D because I’m smart and you should trust me!!
Well some rivers in Europe are used to transport goods. Sometime people even travel on them. River also can provide power.