I believe your answer is B. people speaking their ideas against government in writing (sorry if I'm wrong)
Answer:
President Obama calls on Americans to observe the day as the 100th Anniversary of the Birth of Rosa Parks “with appropriate service, community, and education programs to honor Rosa Parks's enduring legacy.”
Lots of things - steam power, mechanisation, division of labour and mass urbanisation - however, you could say that the Industrial Revolution as it was called was a combination of all of those factors
Tabaco would be the best answer