Measure the gas around it
I believe the correct answer would be A. It is unequal distribution of resources that is not a major factor that would lead to genocide. Genocide is the intentional killing of a group of people. It would be a result due to instability in terms of political and social factors.
New job opportunities is one of the answers.
Farming gave low wages compared to industrial work
houses were thought to be of better quality in the cities compared to farms and towns <span />