WILL GIVE 25 POINTS AND BRAINLIEST 1. What were some of the most important contributions to the Qin dynasty and how did Emperor Qin rule?

2. How does supply and demand work? What does scarcity mean? What is opportunity cost?

3. How does the dynastic cycle explain the rise and fall of empires?

All three need an answer so PLEASE HELP I NEED THESE ANSWERS ASAP-

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?