The correct answer is D) all of the above statements are true.
The problems that Dawson had as a result of rapid population growth were the following: Dawson experienced robberies of the train and the post office, Dawson had many pollution problems such as a lack of clean water and air, and Dawson's usual level of crime included rowdy bars, murders, kidnappings, and horse stealing.
These problems are usually generated when an uncontrolled increase of population suddenly appears in a place. Too many people in a small place change the way people used to live and it brings other problems such as the increase in crime numbers and pollution of the environment that previously, never existed.
