The answer is D. In caste systems you are born into a certain level of society and cannot change that.
Answer:
where things are located in relation to one another
Explanation:
When geologists want to study an active earthquake fault, they often rely on a trenching study. ... They brace the walls, if needed, to prevent cave-ins, then they climb down into the trench and carefully map its walls, looking for signs of past earthquakes and ground movement.
Answer:
A. The population is divided among four major ethnic groups.
D. ethnic and tribal conflict has been central to Afghan history.
Explanation:
Afghanistan is an Asian country with four major tribes which are Pashtun, Tajik, Hazara, Uzbek. When the Pashtun tribe which requires called the Talibans occupied the seat of power they began to oppress other tribes.
They began denying the other ethnic groups basic amenities and also started killing other tribes. This was due to ethnic and tribal conflict being central to Afghan history.
This cruel behavior led to an interference from Human right watch which eventually led to the removal of the Pashtun in power.