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.
I believe that the answer is D.
Please mark as brainliest; have a blessed day!
Answer:
Father,
While you was out Mr. James called. He stated that he was in fever and can not go to the office today.
Explanation: