How can I solve part (c) includes i and ii,thanks!

currency? Briefly explain your answer. (5 Marks) (b) Consider the exchange rates of countries B and C (with respect to A) over period t to t+1 S(B/A) S(C/A) 2.5 2.25 t+1 3.5 Note: S(B/A) -1.2 is analogous to 1.2 units of currency B- 1 umit of currency A Has country A depreciated or appreciated against countries B and C? (5 Marks) (c) (i) Consider the following information: Time t is the base year 25% of country A's trade be with country B - -75% of country A's trade be with country C Countries B and C are Country A's only trading partners and trade weights do not - change over time. On aggregate, has a country A depreciated or appreciated with respect to its trading partners? (2 Marks) (ii) If at time 1 the exchange rte between countries B and C is S(CB) 2, outline how to engage in the market at time to make an arbitrage profit. Calculate the arbitrage profit with (3 Marks) I unit of currency B? currency? Briefly explain your answer. (5 Marks) (b) Consider the exchange rates of countries B and C (with respect to A) over period t to t+1 S(B/A) S(C/A) 2.5 2.25 t+1 3.5 Note: S(B/A) -1.2 is analogous to 1.2 units of currency B- 1 umit of currency A Has country A depreciated or appreciated against countries B and C? (5 Marks) (c) (i) Consider the following information: Time t is the base year 25% of country A's trade be with country B - -75% of country A's trade be with country C Countries B and C are Country A's only trading partners and trade weights do not - change over time. On aggregate, has a country A depreciated or appreciated with respect to its trading partners? (2 Marks) (ii) If at time 1 the exchange rte between countries B and C is S(CB) 2, outline how to engage in the market at time to make an arbitrage profit. Calculate the arbitrage profit with (3 Marks) I unit of currency B