A 2/10, net 30 credit policy: A) tends to increase the seller's investment in receivables as compared to a straight net 30 policy. B) is an expensive form of short-term credit if a buyer forgoes the discount. C) provides cheap financing to the buyer for 30 days. D) is an inexpensive means of reducing the seller's collection period if every customer takes the discount. E) tends to have little effect on the seller's collection period.