It is A because it says that blacks were writing for not only African Americans, but to everyone!
The answer would be the Pilgrims. :) Sorry if wrong.
Answer: The Industrial Revolution transformed economies that had been based on agriculture and handicrafts into economies based on large-scale industry, mechanized manufacturing, and the factory system. New machines, new power sources, and new ways of organizing work made existing industries more productive and efficient.
Explanation:
