Which of the Following Is True of the International Standards

Which of the following is true of the international standards for the premanufacture screening of new chemicals?

A) The U.S.regulation requires companies to demonstrate that a chemical is safe before it is produced and distributed.
B) The EU regulations dealing with premanufacture screening of chemicals follow the precautionary principle.
C) The EU restrictions on the production of chemicals that have been linked to health problems will have little or no effect on the U.S.chemical exports to the EU.
D) The European Union requires regulators to show that products or their uses present an unreasonable risk to human health or the environment before they can be regulated or taken off the market.