Consider two countries, A and B, whose currencies are a and b, respectively. The interest rate in A is greater than the interest rate in B. Which of the following is true according to the expected exchange rate movement relationship and interest rate parity, respectively? a. a is expected to appreciate relative to b, and a trades with a forward discount. b. a is expected to appreciate relative to b, and a trades with a forward premium. c. a is expected to depreciate relative to b, and a trades with a forward discount. d. a is expected to depreciate relative to b, and a trades with a forward premium.