An aging of a company’s accounts receivable indicates that the estimate of uncollectible accounts totals $6,400. if allowance for doubtful accounts has a $1,300 debit balance, the adjustment to record the bad debt expense for the period will require aa. debit to bad debt expense for $7,700.b. debit to bad debt expense for $6,400.c. debit to bad debt expense for $5,100d. credit to allowance for doubtful accounts for $1,300