Stephanie Co. has a foreign subsidiary in Germany. Stephanie Co. concluded that the subsidiary's functional currency was the US dollar, Which one of the following statements would justify this conclusion? OA. Stephanie is located in the U.S. OB. Most of the subsidiary's sales and purchases were with companies in the U.S. OC. Stephanie's other subsidiaries all had the dollar as their functional currency OD. GAAP require that the subsidiary's functional currency must be the dollar if consolidated financial statements are to be prepared OE. Stephanie's functional currency is the dollar and Stephanie is the parent