Free trade can be helpful to an economy because it? A. helps countries produce all the goods
B. allows for greater economic specialization, C. reduces environmental damage from pollution, D. prevents businesses from relocating to other contries
Which one would it be?

although world war i began in 1914, the united states did not join the war until 1917. the additional firepower, resources, and soldiers of the u.s. to tip the balance of the war in favor of the allies. remaining neutral. when war broke out in 1914, the united states had a policy of neutrality.