according to the J-curve concept, there are multiple potential outcomes on the balance of payments from a currency depreciation. Which of the following is not one of those outcomes

a. the effects of a currency depreciation are transmitted primarily via the income adjusted mechanism

b. the effects of a currency depreciation are likely to be adverse or negative in the short run.

c. in the long run, the effects of a currency depreciation are likely to be positive given favorable elasticity conditions

d. the effects of a currency depreciation may be influenced by offsetting devaluations made by other countries