Question

The two most important new technologies that enabled the development of the skyscraper were

Answer 1

Answer

The Elevator and mass-produced steel

Explanation

The mass production of steel enabled the development of skycrapers because steel facilitated the design of reinforced concrete structures that a new technology in building sector.Different designs of elevators facilitated the movement of building materials over the heights and ensured safety of workers too.

Answer 2

The two most important new technologies that enabled the development of the skyscraper were the elevator and mass-produced steel. Hope I helped This is a mutipe choice question right