Question

Steel allowed for the creation of new inventions that allowed New York City to grow “up and out”. What were these two new inventions?

A
Skyscrapers and suspension bridges

B
Broad boulevards and sewer systems

C
Underground railways and electric trams

D
Gas powered streetlights and tree lined streets

Answer 1

Answer:

A

Explanation:

There are many skyscrapers and suspension bridges in New York