A firm has daily cash receipts of $300,000. A bank has offered to provide a lockbox service
that will reduce the collection time by 3 days. The bank requires a monthly fee of $2,000 for providing this service. If money market rates are expected to average 6% during the year, the additional annual income (loss) of using the lockbox service is

$(24,000)
$12,000
$30,000
$54,000