What type of power did the Industrial Revolution factories use? pls tell me

What does this quotation from the introduction of thedeclaration of independence do?

How did the romanov dynasty increase russia's power? need many details, you!

What does it mean to say that "service sector" jobs are predominant in europe's mixed economies today? a. that jobs where people work in factories predominate b. that jobs where people do something for others predominate c. that jobs where people work the land predominate d. that jobs in government predominate