Good Morning tutor, I hope you are doing great. Please help me with this question. This is related to costco's latest 10 k summary. Thank you!

Buckle chapter 5-9 Costco https://www.sec.gov/Archives/edgar/data/909832/000090983218000013/cost10k9218.htm Chapter 5 1. Determine whether the trend in net sales has been increasing or decreasing for the past three years. 2. Where is accounts receivable reported? Explain why using net sales to calculate the receivables turnover ratio might not be a good indicator of a company's ability to efficiently manage receivables for a retail company like Buckle, which typically sells clothing for cash. 3. Does Buckle indicate in the balance sheet that the company likely has an allowance for uncollectible accounts