Naomi has cash to buy 800 bags of 1kg plain flour today. She wants to invest her money so that she can afford 824 bags of the same flour after one year. The selling price of the flour per bag is $1.20 today. Assume the price will be $1.23 after one year. Which of the following (using the exact version of the Fisher Equation) is the lowest nominal return p.a. Naomi should earn to achieve her goal? Select one: O a. 0.5% O b. 5.575% 0 C. 5.5% 0 d. 0.488% a e. 6.09%