19 need help

A) Mail delay. D) Availability delay. E) Collection Float 19. A firm currently sets its initial cash balance at $25,000, which is depleted every 15 days. The current market rate of return is 6% per year. The opportunity costs for the firm's decision regarding its cash balance is A) S425 per year D) $750 per year $500 per year $900 per year C) $600 per year B) E)