Which best describes how the united states moved away from isolationism?
a)the united states began to sell weapons to the axis powers after the soviet union’s invasion of poland.
b)the united states established the containment policy to thwart the spread of nazism in different parts of the world.
c)the united states established military bases throughout europe to protect and defend democracy around the world.
d)the united states began to place restrictions on japan after the empire began to invade asia.