Answer:
Option B.
Explanation:
Perspective, is the right answer.
A primary source in History as an academic discipline is a record, manuscript, letters, record-keeping, artifact, dairy or any other source of information that was produced in the period under study. The primary sources serve as the original source of information about a particular event of the past. These sources along with the secondary sources can be employed to develop future researches. However, the author must employ these resources with unbiasedness. Therefore, when evaluating a primary source, it is essential to understand that experiences and upbringing influence an author's perspective.