A produce distributor uses 789 packing crates a month, which it purchases at a cost of $12 each. The manager has assigned an annual carrying cost of 38 percent of the purchase price per crate. Ordering costs are $30. Currently the manager orders once a month. How much could the firm save annually in ordering and carrying costs by using the EOQ

Which (if any) of the following scenarios is the result of a natural monopoly? instructions: you may select more than one answer. a. patent holders of genetically modified seeds are permitted to sue farmers who save seeds from one planting season to the next. b. doctors in the united states are prohibited from practicing without a medical license. c. there is one train operator with service from baltimore to philadelphia. d. coal is used as the primary energy in a country with abundant coal deposits.