What was the key effect of the Industrial Revolution? A. More people were needed to grow food. B. Fewer people were needed to gr
ow food due to advances in technology. C. More people demanded food because of a population explosion. D. Fewer people were working due to new advances in technology.
The answer is C. With the industrial revolution came a surplus of immigrants which in return caused the population to skyrocket. More people = more food. So the correct answer should be C.
The answered to your question is rudder. The rudder is a fin-like object on the back of a ship. It allows the ship to not rely completely on the sails to change direction.