How Did the Market Revolution Affect the Lives of Artisans

How did the market revolution affect the lives of artisans?

A) Their lives changed little, because the economy allowed for plenty of room for specialized craftsmen.
B) New competition created opportunities for the specialized skills of artisans, so their numbers expanded.
C) Working in factories, they faced constant supervision as they used power-driven machinery.
D) They began working in factories, which they preferred to enduring years of apprenticeship under the old system.