Which describes the reason for hardship in the muslim world during the time of the european middle ages?

european crusaders, attempting to win back jerusalem, enslaved most of the muslim world.

muslim nobles subjected most muslims to a miserable, difficult life of serfdom.

christians from the byzantine empire continually tried to convert muslims to christianity.

mongol armies from central asia repeatedly invaded and conquered parts of the muslim world.

well michelle wanted to measure the height of her school's flagpole she placed a mirror on the ground 48 feet from the flagpole then walk backwards until she was able to see the top of the pole in the mirror her eyes were 5 feet above the ground and she was 12 ft from the mirror using similar triangles find the height of the flagpole to the nearest tenth of a foot find the geometric mean of them pair of numbers so yeha lol

can you give me more details?

explanation:

lincoln declared that slavery should not be allowed to spread into the new states, and of course this angered the south at the time.

answer; i believe the correct answer is (the willamete valley);