The EU regulates taxes on Internet sales and the amount of pollution differently than the U. S. government. U. S. companies doing business in the EU:A. Are required to comply with EU regulations only if their main headquarters are located within the European Union B. Must pay taxes to the EU when conducting all business globally if they wish to do any business in the EU. C. Must comply with EU regulations when doing business in the European Union only D. Are never required to comply with EU regulations as long as they are headquartered in the United States E. Have the option to conduct business under either EU or U. S. regulations