You are conducting an audit and have obtained the following figures with respect tosales and accounts receivable:2012 2011Accounts receivable $ 3,343,000 2,694,000Allowance for doubtful accounts 212,150 207,660Sales 25,640,000 25,640,000Requireda. What are the audit implications of these figures? (2 marks)b. Identify four key audit procedures that you would perform to address theissues you identified in part a). (4 marks)