The records of Rami co show the following data in June 30, 2020 Date Explanation Unit Unit Cost Total Cost 1/6 Beginning inventory 60 OMR 5 10/6 Purchase 50 7 15/6 Purchase 50 8 25/6 Purchase 70 9 During the month inventory on hand at June 30 was 110 units Using the Average Method of Inventory, the cost of Goods Sold equal: Select one: O a. 877 b. 977 O c. 1277 d. 1077 e. 1177