Which of the Following Statements Is True

Which of the following statements is true?

A) Equilibrium occurs at the price at which the quantity of the currency demanded exactly equals the quantity supplied.
B) When pounds become less expensive in relation to dollars, British products become less expensive for Americans to buy.
C) According to a British buyer, the lower the dollar price of pounds, the more pounds that have to be exchanged for dollars to buy foreign goods.
D) All of these