o polnts Filzinger Corporation's December 31, 2016 year-end trial balance contained the following i ement items Account Title DebitsCredits 6,725,000 71,000 53,000 les revenue terest revenue ain on sale of investments st of goods sold elling expenses eneral and administrative expenses 953,000 terest expense esearch and development expense620,000 estructuring costs come tax expense 4,150,000 370,000 31,000 350,000 146,000 quired Iculate the company's operating income for the year using a single-step income statement f Income Statement ess operating expenses