Me

bc (before jesus christ) and bce (before common era) both refer to the time period that occurred.
a. before the end of the roman empire.
b. during the dark ages.
c. after the classical period.
d. before the birth of jesus of nazareth.

if you don't get that's okay because i don't know it either

D) they are the same thing just named different

Explanation:

although the crusades failed to capture jerusalem, they had several major impacts on western europe. they increased the authority of the king: sometimes nobles died in battle without leaving an heir in which case the king got their land. kings passed taxes to pay for the crusades.