When should you choose a secondary source instead of a primary source? a. when you need interpreting other sources or information b. when you want to conduct your own original research c. when you want eyewitness information d. when you need a firsthand account of an event

B bc C- primary, D. first hand-primary, A, is just not. its also B because your own research would be secondary bc u weren't there when it happed and u need to used it so therefore its secondary. but you can wait for others respond

the correct answer is A. when you need help interpreting other sources of information. I just took the test :)

the answer wold be b) travel among nations should be regulated by an international organization