For there were alot of places to carry the disease for bad living conditions
There is a lot of systems what r u asking about
White Man's burden. It was common in around 1899, when <span>British novelist and poet Rudyard Kipling wrote a poem entitled “The White Man's Burden: The United States and The Philippine Islands..” , urging the US to spread democracy to those less fortunate than them. Really, it was an excuse for imperialism, and to forcefully spread their religion. </span>
Answer: B. by working together voluntarily
In 1883, railroad companies were able to standardize their timetables. One of the best practice that they did is that they work together voluntarily for the welfare of the majority. It is the unity that they were able to construct that made the standardization of their timetables.