Some publications are not so easy to classify as research sources. For example, Psychology Today and National Geographic can be considered both _____ and _____ publications.
A) biographical; statistical
B) open; deep
C) primary; secondary
D) scholarly; popular

Question

Quizplus · Accepted Answer

Psychology Today and National Geographic are both popular publications but they also contain scholarly articles at times. Therefore, they can be classified as both scholarly and popular publications.

Some Publications Are Not So Easy to Classify as Research