Which of the following could cause a physical change in a solid piece of sodium metal? A exposing it to chlorine gas B. hitting it with a hammer
C. putting it in water
D. dissolving in acid

what is the question?

answer: any goods being imported from another country may be subject to issued by the federal government are tariffs

explanation:  

tariffs are a tax on anything that are imported from abroad. government use them to protect and boost their local industries and the thought is that they encourage consumers to buy local instead of importing and they will hope will protect jobs and economy in the country that implements them  

i think tornado but not 100%