When you impose such policies, you declare how much of a certain currency can enter your country, or can leave your country. If you have different currencies this could harm your economy because it might prevent others from trading with you due to currency differences. If you do things like Europeans, then you can introduce a new policy that abolishes your old currency and adopts a widely used one like the Euro. This might boost your economy because others might invest.
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The answer is b and it is shown by What they said
The causes of the Economic Boom of the 1920s were the Republican government's policies of Isolationism and Protectionism, the Mellon Plan, the Assembly line and the mass production of consumer goods such as the Ford Model T Automobile and luxury labor saving devices and access to easy credit on installment plans.
Answer:Americans to consume less alcohol
Explanation:
It's said to be a subatomic particle that explains weak and electromagnetic interactions. It's named after Peter W. Higgs, a physicist. :)
