New inventions and technology change lives because they simplify and ease the work that humans have to do. They make life easier and simpler
Although Portugal was the first to use African slaves, Spain first sent them to America
Provided a useful way to turn iron into steel, British manufacturer who the Bessemer Process was named.
They obviously were against it and wanted their freedom.
Don't you hear black people complain about it all the time?
#3. A and C
#4. A.
I'm not too sure if this is correct but I hope this helps.
