What Was the Decision Reached at the Concordat of Worms

What was the decision reached at the Concordat of Worms?

A) The nobility had to recognize that the church had higher authority than the laity.
B) The church and state were entirely separate in legal jurisdictions.
C) The laity could not hand symbols of office to the clergy but could give them symbols of temporal authority.
D) The emperor had power over anyone in his land, clergy, or laity.
E) The pope could negate vows of allegiance to a temporal lord.