WILLL MARK Which century saw the greatest rate of world population growth?

1900s

1700s

1800s

1600s

How do i use this to get the right answer

The graph below shows how the price of wheat varies with the demand quantity. suppose that lower production costs increases the supply of wheat, such that more wheat is supplied at each price level. the new equilibrium price (after the increase in supply) is

Give an example to prove that your society is developed more than it was before 10 years ?