What did the us government do to ensure there would not be any vital factory work stoppages during world war ii?
the government closed businesses that did not produce war products.
the government banned workers in important industries from taking vacations.
the government forced 200,000 businesses to join the war effort.
the government banned workers in important industries from striking.

The correct answer is alternative D) "The government banned workers in important industries from striking."

During the war it was vital for the government and the country that industries wouldn't stop producing, as it was extremely important for troops to have supplies, as well as the common folk in the country.

For that reason, the government banned workers in important industries from striking.