Question

industrial growth quick check
what of the following revolutionized the steel industry?
(1 point)
the bessemer process
the switchboard
the mail - order catalog
the bell company

Explanation:

The Bessemer Process was a major innovation in steel - making. It allowed for the mass - production of steel by blowing air through molten iron to remove impurities, thus revolutionizing the steel industry. The switchboard is related to electrical distribution, the mail - order catalog to retail, and the Bell Company to telecommunications, none of which are related to steel production.

Answer:

A. the Bessemer Process