Question

in the early 20th century most of the industries were concentrated in​

Answer 1

In the early 20th century most of the industries were concentrated in​ producing heavy metal products.

The 20th century was the age of industrialization.

• The European and American industries went through a massive change in the 20th century.
• They started producing more guns, bullets, and other weapons.
• These industries produced a mass level of products.
• The development of industries hurt the business of local manufacturers.