Final answer:
The John Hancock building uses a unique frame design for stability, while skyscrapers with hanging walls rely on a different structural concept. The John Hancock building has a clear structural framework.
Step-by-step explanation:
The construction of the John Hancock building is different from that of a skyscraper with hanging walls. The John Hancock building uses a unique frame design for stability, while skyscrapers with hanging walls rely on a different structural concept. The John Hancock building has a clear structural framework, while hanging wall skyscrapers do not.