In 1999,which Three Currencies Dominated,with 70 Percent of All Global

In 1999,which three currencies dominated,with 70 percent of all global currency trading?

A) U) S.dollar,euro,Japanese yen
B) Euro,Japanese yen,Chinese yuan
C) U) S.dollar,euro,British pound
D) Euro,British pound,Swiss franc
E) U) S.dollar,Indian rupee,Japanese yen