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.
But how do we search profiles/accounts?
The characteristics of Justinian that Procopius stressed was his cruelty,
wastefulness, and incompetence.
Justinian was the Byzantine emperor and he became unpopular as a result
of his heavy taxation on the people to fund war which didn't go down well with them.
Procopius who was a scholar and writer stressed in history about the
emperor's cruelty and wastefulness and incompetence due to his tax
reforms.
Read more on brainly.com/question/25286481
I belive that answer is c