Question

What are some of the essential elements of the skyscraper?

Answer 1

Answer:

Some of the essential elements include fireproofing materials, elevators, intricate plumbing, central heat, lighting, and complex ventilation systems.

Explanation:

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Answer 2

Answer:

Some of the essential elements include fireproofing materials, elevators, intricate plumbing, central heat, lighting, and complex ventilation systems

Explanation: