the correct answer is B.
hope this helps
please mark me brainliest
During this period typography, and Compass were invented.
I think D is the answer. I may be incorrect, though.
Answer: Historians study the past by interpreting evidence.
Explanation: The historian works by examining primary sources -- texts, artifacts, and other materials from the time period. ... The interpretative writings of historians --books, journal articles, encyclopedia entries -- are considered secondary sources.