An Arbitrageur in Foreign Exchange Is a Person Who

An arbitrageur in foreign exchange is a person who

A) buys foreign currency, hoping to profit by selling it at a higher exchange rate at some later date
B) earns illegal profit by manipulating foreign exchange
C) causes differences in exchange rates in different geographic markets
D) simultaneously buys large amounts of a currency in one market and sells it in another market
E) mediates disputes when there is no agreement on exchange rates in international currency markets