Consider an MNC that is exposed to the Taiwan dollar (TWD) and the Egyptian pound (EGP). 25% of the MNC's funds are Taiwan dollars and 75% are pounds. The standard deviation of exchange movements is 7% for Taiwan dollars and 5% for pounds. The correlation coefficient between movements in the value of the Taiwan dollar and the pound is .7. Based on this information, the standard deviation of this two-currency portfolio is approximately: Group of answer choices 2.63% 5.12% 11.50% 4.33%