(a) Compute the interest earned from an investment of $100 at 3% nominal interest rate per year for 4 years, but paid continuos interest every two months (bi-monthly, six times per year). b) Compute the interest earned from an investment of $100 at 3% nominal interest rate per year for 4 years, but paid compounded every two months (bi-monthly, six times per year). (c) Compute the interest earned from an investment of $100 at 3% nominal interest rate per year for 4 years, but paid simple interest every two months (bi-monthly, six times per yeur). Which plan of payment would you take