merrittemma101 merrittemma101
  • 21-11-2019
  • English
contestada

Question 1
Select the 4 technological innovations of the late 1800s that allowed cities to grow skyward and outward.

Question 1 options:

subways


suspension bridges


elevator


steel girders


mechanical reaper


helicopter

Respuesta :

niyahraegene1 niyahraegene1
  • 21-11-2019

Answer:

THE ANSWER IS D

Explanation:

Answer Link

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