Define E = $/£ as the Dollar/pound Exchange Rate and NGDP_UK

Define E = $/£ as the dollar/pound exchange rate and NGDP_UK as the United Kingdom's nominal GDP; then NGDP ${ } ^ { U S . }$
UK , the United Kingdom's nominal GDP in dollars, is given by:

A) $E = \mathrm { NGDP } _ { \text {UK } } \times \mathrm { NGDP } ^ { \mathrm { US } } \text { UK }$

B)
C)
D)
E) None of these answer are correct.