27. Firm X has a line of credit of $200,000 with an interest rate of 7.1 %. The loan requires compensating balance of 3.3 % of the total amount borrowed, which will be held in an interest- free account. What is the effective interest rate if the company requires $132.000 for operations for one year? a A. 7.27% b. 7.21% c. 7.38% d. 7.53% e. 7.34%