Presented here are the components in Casilla Companys income statement. Determine the missing amounts. Sales Revenue Cost of Goods Sold Gross Profit Operating Expenses Net Income Year 1 $ 72,940 $ (a) $ 31,850 $ (b) $14,840 Year 2 $109,400 $70,790 $ (c) $ (d) $30,080 Year 3 $ (e) $72,400 $113,400 $50,110 $ (f)