Https://www.khanacademy.org/humanities/world-history/medieval-times/spread-of-islam/a/the-rise-of-is... this link should help you
Answer:
Torture in the Medieval Inquisition began in 1252 with a papal bull Ad Extirpanda and ended in 1816 when another papal bull forbade its use. Although the torture that was sanctioned by the bull was less severe than the torture that could be found in contemporary secular courts.
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.
