问题如下：
6. Based on Exhibit 2, forecasted interest expense will reflect changes in Chrome’s debt level under the forecast assumptions used by:
选项：
A.Candidate A.
B.Candidate B.
C.Candidate C.
解释：
A is correct.
In forecasting financing costs such as interest expense, the debt/equity structure of a company is a key determinant. Accordingly, a method that recognizes the relationship between the income statement account (interest expense) and the balance sheet account (debt) would be a preferable method for forecasting interest expense when compared with methods that forecast based solely on the income statement account. By using the effective interest rate (interest expense divided by average gross debt), Candidate A is taking the debt/equity structure into accountwhereas Candidate B (who forecasts 2013 interest expense to be the same as 2012 interest expense) and Candidate C (who forecasts 2013 interest expense to be the same as the 2010-
Candidate A is taking the debt/equity structure into account。这点在题目中是如何体现的，是因为使用了effective tax rate?那么 effective tax rate 又该如何理解呢？
