Answer:
Changes such as seed drills, better farming methods,& better live stock breeding increased food supply which allowed population to grow. Poor farmers thrown off their land moved to the city and became the workforce for the industrial revolution.
Explanation:

(5+p)
please mark as brainliest
because long ago every country that we know of now was once one whole continent. Since then we have had a lot of natural and human disasters happen that have changed the earth.
natural disasters
ex: volcano's, hurricanes, tornados, earth quakes
human disasters
ex: wars. duh!
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