In the traditional Hindu caste system the status of a person was usually determined by birth.
I believe it’s B. The city served as the epicenter
I hope that helped
1. Destruction on land - Lava, Lava rocks flying
2. Pollution - The smoke in the air
3. The environment surrounding the volcano
Not completely sure cuz I don’t know what the required reading is, but the US is probably the most dependent on imported oil