Which totally revolutionized industry by increasing efficiency?

Probably the most important invention which drastically increased efficiency in industry was the invention of and subsequent use of the production line. 

The production line had a major impact on efficiency in factories and lead to a much greater output. This enabled factories to produce much more goods as they did before, enabling more sales. 

Answer Choices:

A) the factory system

B) mass production

C) new materials

D) water power

The correct answer to this question is B) mass production.

Explanation:

Edge2021 ;)

Answer (true);

Answer the above statement is correct (true);