How Did the Origins of Industrialists Change as the Industrial

How did the origins of industrialists change as the Industrial Revolution progressed?

A) More industrialists emerged from the working classes as they became familiar with the new machine technology.
B) More industrialists emerged from the working classes, as creditors recognized the vast profits in new enterprises and were willing to assume more risk in new ventures.
C) Industrialists increasingly emerged from the migrant communities, who carried new technologies across borders.
D) It became harder to form new firms, and instead, industrialists were increasingly likely to have inherited their wealth.