-21. An auditor notices that interest expense stayed approximately the same as the prior year even though the debt outstanding significantly increased from the prior year. The client only invests in debt that ha sa fixed interest rate. Which of the following best explains the reason for the above explanation? The company paid off a significant portion of the debt. The company acquired a new loan for construction of a building that began during the year under audit The Federal Reserve decreased interest rates in the current year. The company acquired a new loan at midyear related to the acquisition of a competitor