For Which of the Following Goods Would the Law of One

Multiple Choice

For which of the following goods would the law of one price most likely hold?

A) milk in Seattle, Washington and milk in Portland, Oregon
B) energy in Sacramento, California and energy in New Orleans, Louisiana
C) subway rides in New York, New York and subway rides in Toronto, Ontario
D) clothing in Bangor, Maine and clothing in Los Angeles, California
E) shoes in Vancouver, British Columbia and shoes in Miami, Florida