The printing press
Movable type printing was introduced to Europe by Johann Gutenberg in the mid-15th century. This technological advance made it possible for a reformer like Martin Luther to spread his ideas widely and rapidly. While overall literacy rates were low at that time, it was common for people to gather for reading of the latest Reformation materials. Hundreds of thousands of copies of tracts written by Luther were printed and distributed -- as well as similar spread of ideas by publishing done by other reformers.
Answer:
For profit.
Explanation:
If the companies don't have to spend money on making the working conditions of their shop safer, that saves them money. It also saves them time (thus, saving money).
It inspired bus boycotts in other cities, spreading the civil rights movement
C. That region borders the Indian Ocean to the right and is home to the Mountain range that includes mount Kilimanjaro