Presented below is information related to Vaughn Company at December 31, 2017, the end of its first year of operations. Sales revenue Cost of goods sold Selling and administrative expenses Gain on sale of plant assets Unrealized gain on available-for-sale investments Interest expense Loss on discontinued operations Dividends declared and paid $316,020 136,660 46,000 30,410 10,250 6,370 13,120 4,820 Compute the following: (a) (b) (c) (d) Income from operations Net income Comprehensive income Retained earnings balance at December 31,2017 $