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.
Answer:
He says, "I promise you on my honor as a sea captain that I will do everything possible to land you in England. I will run the ship around there if I must."
Explanation:
The answer to this question is:
How did the success of Portugal's exploration of Africa affect Spain?
"It Required Spain to leave the eastern route of Africa so they can so they can head to the east"
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Explain how they have had an impact on changing perspectives
Well the use of trenches prolonged WWI because it was another kind of land warfare where most of the ground in which they were fighting consisted mostly trenches. These trenches protected them from most artillery and normal gun fire. So it was almost like a stalemate.
