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Historians use terms such as A.D., B.C., decade, and century
A. to help us locate ourselves in space.
B. to refer to periods of time.
C. to help define the term odyssey.
D. to identify ancient civilizations.

Respuesta :

oopsydaisy
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:

i jast got done with it is is b to refer to periods of time

Explanation: