In its december 31 balance sheet, butler co. reported trade accounts receivable of $250,000 and related allowance for uncollectible accounts of $20,000. what is the total amount of risk of accounting loss related to butler's trade accounts receivable, and what amount of that risk is off-balance sheet risk? a. risk of accounting loss: $0; off-balance sheet risk: $0b. risk of accounting loss: $230,000; off-balance sheet risk: $0c. risk of accounting loss: $230,000; off-balance sheet risk: $20,000d. risk of accounting loss: $250,000; off-balance sheet risk: $20,000