Answer: D
Explanation: OSHA deals with workplace safety and health hazards along with unsafe conditions.
In 1917, the US joined its allies: Britain, France, and Russia.
Answer: The best definition of federalism is a government whose power is divided between state and national levels. The examples of countries which have a federation or federal state are the United States, Brazil, India, Mexico, Germany, Russia, Canada, Argentina, Switzerland, and Australia.
Explanation:
Mapp v. ohio I think. I had this on one of my questions