I think it is B because they had fertile farmland
Answer: Most likely the industrial revolution.
Explanation: The use of machines in production became more and more prevalent, eventually many factories were built in cities which caused pollution therefore making the air gross.
Answer:
Explanation:
Human civilization has seen three major revolutions in its history. We had the Agricultural Revolution of the ancient times, the Industrial Revolution in ... to early 19th century and finally, the Digital/Tech revolution in which we… ... changes of its own, throwing the world into a time dubbed the Information Age.
Its D all of the above
Hope this helped :)