Answer: architecture has evolved and buildings are becoming more sturdy.
Explanation: taller buildings are weathered with stronger frames and usually a wider base to make it so tough against earthquakes.
Answer: Excitation transfer
Explanation: In simple words, the excitation theory states that if any individual suffers from over excitement then that excitement will eventually be transferred to another individual via some medium like speech or physical action etc.
In the given case, Orin had an accident and was feeling angry and feared thus, when he got the chance he transferred his frustration to that sales person.
The answer is C. horsts and grabens