Which of these inventors worked primarily on the improvement of trains and streetcars? elijah mccoy garrett morgan granville t. woods lewis howard latimer

Granville T. Woods

Explanation:

Granville Tailer Woods, an African-American inventor with more than 50 patents, is also the first American of African descent to be a mechanical and electrical engineer after the American Civil War. Self-taught, he concentrated most of his work on trains and trams. One of his notable inventions was the "Multiplex Telegraph," a device that sends messages between train stations and moving trains. His work ensures a safer and better public transportation system for the cities of the United States.

b) the confederacy had to pay all union war expenses.

when a country suffers, for example, a drought period, the market product is affected for a low offer, in this case, potatoes; the government has to tax to the households, which have to give more money for the potatoes which they consume, that situation make them consume substitute goods even through loans, it could increase the financial market movement and the inflationary phenomena, the business has to increase salaries in order to the employees could buy a more expensive food (potatoes) and in order to inflation tha business had to buy expensive supplies in the factor market, while the rest of the world have to gain more money to consume the same amount of potatoes.