An aging of a company's accounts receivable indicates the estimate of uncollectible receivables totals $5,541. If Allowance for Doubtful Accounts has a $1,391 credit balance, the adjustment to record the bad debt expense for the period will require a Oa. debit to Bad Debt Expense for $4,150. Ob. debit to Bad Debt Expense for $1,391. Oc. credit to Allowance for Doubtful Accounts for $5,541. Od. debit to Bad Debt Expense for $5,541