Symere woods. July 31, 1994
Answer:
a. he consults well-known, credible sources in his research.
Explanation:
The attempt to be objective is trying to search for as many sources as possible, experts in the matter and trying to portray both sides of the story, this way objectiveness can be achieved, by writting and consulting credible well-known sources is part of that job.
Architecture, Psychology, Astronomy, Agriculture, Arts, Medicine and Language.
mongols were engineers they developed taxes also as they expanded there empire