Required information [The following information applies to the questions displayed below] Brianna's Boutique has the following transactions related to its top-seling Guccipurse for the month of October Brianna's Boutique uses a periodic inventory system Required: 1. Calculate ending inventory and cost of goods sold at October 31 , using the specificidentification method. The October 4 sale consists of purses from beginning inventory, the October 13 sale consists of one purse from beginning inventory and two putses from the October 10 purchase, and the October 28 sale consists of three purses from the October 10 purchase andfour purses from the October 20 purchase