Respuesta :
The correct answer among all the other choices is C. The feuds between religious and secular power over investiture. The fall of the western Roman empire contributed most directly to this circumstance. Thank you for posting your question. I hope that this answer helped you. Let me know if you need more help.
The correct answer is actually A, the division of Western Europe into small Germanic kingdoms.
I took the test and C was wrong, A was the correct answer.