Answer: YW! Brainlest, please & thanks <3
Explanation: Johann Gutenberg's invention of movable-type printing quickened the spread of knowledge, discoveries, and literacy in Renaissance Europe. The printing revolution also contributed mightily to the Protestant Reformation that split apart the Catholic Church.
Your answer would be Tool Making
Because during the world war a lot of workers were not happy the low pay.
<span>"Blacks have had to learn to protect themselves by being cynical but not cynical enough to slam the door on potential opportunities."
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