Which of the following caused an increase in pollution during the industrial revolution ? a. increase in urbanization b. decrease in fertility rates c. increase in social inequality d. decrease in mortality rates

i believe it would influence their own way of understanding things. it shall be a foundation where they can draw or start an argument.   historians are also  scientists that  have their tools of analysis and expertise to unlock a variety of difficulties such as relationships of man, origin, politics, economy, and culture. based on facts and understanding on these areas, they may shade light to extract ideas and develop options to validate a hypothesis or debunk it.