How did the Aryan caste system influence Indian culture?

The caste system created a religious order that formed the Hindu religion.
The caste system allowed the Aryans and ancient Indians to communicate.
The caste system kept ancient Indians from living in cities controlled by Aryans.
The caste system enforced a class structure based on family heritage and money.

Han put the last box into the back of his car and turned to look up at his dorm room. he saw himself through the window, laughing with his roommates and sharing his hopes and dreams. he saw all of the hours spent studying and the celebrations at the end of each semester. he smiled fondly as he turned away, got into his car, and drove off. which literary element does the passage contain?