4. World population did not reach one billion until 1804.
Answer: Throughout history there have been many genocides of peoples across the world, perpetrated by groups and/or on behalf of governments.
The genocide section of The Holocaust Explained will firstly explain the stages of genocide. It will then provide an explanation of a number of genocides perpetrated across the world since 1900. These include: The Herero and Nama Genocide, 1904-1907
The Armenian Genocide, 1915
The Cambodian Genocide, 1975-1979
The Rwandan Genocide, 1994
The Srebrenica Massacre, or Genocide, 1995
The Darfur Genocide, since 2003
Explanation:
Answer: Industrialization led to urbanization by creating economic growth and job opportunities that expanded the population of cities. Urbanization allowed the workers to live near the factories and gave people a new opportunity for social mobility.
The answer should be B. Hope this helps