Many people would get sick from the pollution that was a product from coal smoke and working, hard, long hours without any form of a break. Plus, since large machinery was relatively new in this time era, they were particularly unsafe and lead to many workplace related accidents and deaths.
Okay, I have a slight hunch about what story this is (To Build a Fire by Jack London?) and if so, then D
Answer:
Radio waves
Explanation:
I did the assignment i know the answer on Edgen
The correct answer for this question is (D)the debate between Unferth and Grendel