The term b. c.e:

a. stands for before common era or before common epoch and is often preferred as it doesn’t reference christian chronology

b. stands from because constantinople ensured

c. means the same as a. d.

A is your best answer.

Explanation:

BCE (in history) is an acronym for Before Common Era. It is preferred because it does not involve religious background vs BC (Before Christ).

Option C is incorrect because AD comes after BCE

Option B refers to an ancient city and not a time period.

I hope this helps .

:)

explanation:

i believe the primary and secondary sectors