The trading securities portfolio of Jerome, Inc., had a total cost of $3,000 and a fair value of $2,800 on December 31, which is the first year it held trading securities. Complete the necessary adjusting entry by selecting the account names from the pull-down menus and entering dollar amounts in the debit and credit columns.

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.