Ariel lives in the United States and is thinking of traveling from the United States to Europe. Suddenly, the exchange rate of euros to the U.S. dollar falls from 1.5 euros to 1 U.S. dollar, to 1.2 euros to 1 U.S. dollar. As a result, traveling:A) For U.S. residents has become less expensive in EuropeB) For U.S. residents has become more expensive in EuropeC) For U.S. residents in Europe is not affected by the change in the exchange rateD) In the United States has become more expensive for EuropeansB) For U.S. residents has become more expensive in Europe