Answer:
you didnt attatch a map man theres no way someone can answer
Historians use terms such as A.D, B.C, decade, and century to refer to periods of time. The correct answer is B, periods of time.
Answer:
A
Explanation: i took the test
answer B: because if you want to have good information you want to have a educated person doing it, plus you don't want a someone who doesn't know what they're talking about writing it and you getting wrong info.