During 2014, Sun Electronics, Incorporated, recorded credit sales of $740,000. Based on prior experience, it estimates a 2 percent bad debt rate on credit sales. a. The appropriate bad debt expense adjustment was recorded for the year 2014 b. On December 31, 2014, an account receivable for $390 from a prior year was determined to be uncollectible and was written off. Using the following categories, select the effects of the above transactions. Use+for increase and for decrease and indicate the accounts affected and the amounts. Transaction Assets Liabilities Stockholders' Equity -14,800 390 14,800 390 Bad debt expense Accounts receivable Allowance for doubtful accounts Allowance for doubtful accounts a. b