A, I checked on usa test prep
The correct answer is <span>C) The Bay of Pigs invasion ended the standoff.
The bay of pigs invasion was an invasion to remove Fidel Castro from governing Cuba. It happened a year before the Cuban missile crisis so it couldn't have ended the standoff. The bay of pigs invasion failed and Castro remained in power. The other three options are true since ti was resolved diplomatically and not in a war.</span>
Answer:
In the 19th century (before as well as after the Civil War), railroads brought many changes to the United States of America. For one thing, trade and commerce increased, with a complementary expansion of industry, especially in the North. For another, settlement of the 'wild West' was made easier, as was increased growth of areas already settled. For yet another, military operations became more sophisticated and generally more power-packed: during the Civil War, Union and Confederate forces could be quickly reinforced or moved to areas of special need due to the rapid transportation provided by railroads.
C, It led people to question humanism and base modern philosophy on Christian moral principles.
1,2,4,and 5
Hope i helped ;)
