Identification numbers are preceded by the letters "UN" or "NA." The letters "NA" are associated with proper shipping names that are used where?
a) Within the United States and to and from Canada
b) Internationally
c) Both of these answers
Answer: a) Within the United States and to and from Canada
If the answers is incorrect or not given, you can answer the above question in the comment box. If the answers is incorrect or not given, you can answer the above question in the comment box.