Answer:
the answer is letter b
primary and secondary sources related to the event
Answer:
Hello! Your answer here is the expansion of railroads. The railway allowed people to flock to cities and allowed people to travel newer places as well. Business boomed due to the railway with the mass increase of people and goods. Railroads answered the need to transport goods quickly to distant markets and to get the goods to ports where they could be taken by ship to even more distant markets overseas; railroads also brought raw materials to ports close to factories.
Answer: [A] The Medicine Lodge Creek Treaty was an attempt by the U.S. government to peacefully move Native Americans to reservations.
Explanation: Was verified on the Quiz/Test
Because of the Cuban Missile crisis, Russia (USSR) gave a Cuban dictator Fidel Castro nuclear missiles and the USA was not having it. The missiles were a short ranged ballistic missile that could hit important key states.
Korea and Vietnam had ongoing wars where the USSR and the US were directly involved.
However Cuba was also a nation of interest since the USSR was stationing Nuclear weapons and supplies there, which would lead to the Bay of Pigs invasion and the Cuban Missile Crisis.