Answer: Birth rates were high, and death rates were high.
Explanation:
The demographic transition model is divided into stages. In stage 1, which applied to most of the world before the Industrial Revolution, both birth rates and death rates are high. Population remains constant. Before the industrial revolution birth rate was high because most families had many children and they all worked in the familiy"s farms. However, many of them died from illnesses so death rate was also high.
