Exchange rate shifts that cause the Sing$ to be weaker versus than the Brazilian real: a. make the export of footwear fro Asia-Pacific plants to Latin America less competitive and give rise to negative/favorable exchange rate cost adjustments. b. make the export of footwear from Asia-Pacific plants to Latin America less competitive and give rise to posititve/unfavorable exchange rate cost adjustments. c. make the export of footwear from Asia-pacific plants to Latin America more competitive and give rise to negative/favorable exchange rate cost adjustments. d.make the export of footwear from Asia-Pacific plants to Latin America less competitive and give rise to negative/unfavorable exchange rate cost adjustments