Required information [The following information applies to the questions displayed below.] General Mills, Incorporated, is a leading global manufacturer and marketer of branded consumer foods sold through retail stores. It recently disclosed the following information concerning the Allowance for Doubtful Accounts on its Form 10-K Annual Report submitted to the Securities and Exchange Commission. A summary of the Allowance for Doubtful Accounts is as follows (dollars in millions): Year 1 Year 2 Year 3 Balance at Beginning of year $ 24.3 28.4 28.8 Additions (Charges) to Expense Write-Offs Balance at End of year $ ? $ 22.6 $ 28.4 23.9 ? 28.8 25.9 21.5 33.2