A) Railroads
Railroads helped to transport resources, manufactured goods, and people all over North America, greatly speeding up the industrialization of the entire continent, especially the United States. Where as industrialization previously existed mostly along coastal cities where materials could quickly be shipped to and from industrial centers, the entire continent was now much more easily accessible for this.
Four of those inventions were, The hot air balloon, the light bulb, mayonnaise and the piano. (: Hope this helps!
Publications of her death was Discarded
C. Algore received more popular votes but lost the electoral vote.
4 hope this helped for you :)