NEED HELP What was the United States initial reaction to beginning of war in Europe in 1939?

Question options:

Immediately sent troops to fight against Germany.

Encouraged the League of Nation to intervene.

Maintained its policy of Isolationism

Encouraged the League of Nation to intervene.

the industrial revolution pushed the world into modern industrialization. it changed the course of history profoundly. it caused rapid urbanization and pushed cities and countries into development. the industrial revolution began in great britain with a series with new inventions which led to the creation of machines and mass production.

this caused the country to gain wealth and money and become an international superpower. it improved transportation and manufacturing inside the country, pushed people to live in urban areas and britain to become the most powerful nation in the world for a while.