Which is the best example of a secondary source document usefut in the study of history?

Which term best describes the progressive era

How did government policies contribute to the beginning of the industrial revolution in great britain? o a. the british government passed laws that prevented any businesses outside the country from learning about manufacturing innovations. b. the british government established factories that produced industrial goods at low prices. c. the british government broke up joint stock companies to promote competition. d. the british government paid a large percentage of the wages earned by industrial workers.

Why was the agricultural revolution more successful in england than in the rest of europe?