Cuban exiles launched what became a botched invasion at the Bay of Pigs on the south coast of Cuba
Answer:
Question 1 = A
Question 2 = C
Question 3 = A
Explanation:
Coal was excellent to help in the production of metals as they required high temperatures. The demand for coal also created a need for more efficient methods of transport. Those methods of transport used the steam engine. This allowed people to gather and use resources from further away and more efficiently.
The locomotive engine could generate more power and carry heavier loads. This made it one of the best options for delivering raw materials, such as coal, or the transport of people over long distances.
The tracks were designed to be uniform and that all the trains and their carriages would have to comply with the same design. The tracks also had to be separated to allow for carriages of different size to pass each other. Stephenson also created a timetable for all trains on his lines to follow and double tracks to avoid any collisions.
The obstacles that were faced by the Central and Union Pacific region workers are harsh weather conditions. Thus, option C is correct.
The building of railroad network in the Central and Union Pacific region is followed with great difficulties and challenges.
<h3>What are challenges faced by the workers</h3>
The railroad was constructed at the terrain region. It is hard to deal with the conditions. The poor workers laid on mountains in the pacific region, and risk their lives with granite and explosives.
The difficulty faced by the workers of Union and Central Pacific region is the harsh weather conditions. Thus, option C is correct.
Learn more about Central Pacific, here:
brainly.com/question/7382089
It gave them the right to fight for the sates of kansas and nebraska because if the won there would be more slave states than free.