Respuesta :
C. killing all other heirs to his throne
He originally had co-ruled with his brother Carloman after their father's death. Then Carloman died under unexplaine circumstances and left Charlemagne as the sole ruler.
He originally had co-ruled with his brother Carloman after their father's death. Then Carloman died under unexplaine circumstances and left Charlemagne as the sole ruler.
Answer:
It's definitely the sword and the cross. I just took the text and the other answer was completely wrong.
Explanation: