Trench warfare contributed to the world war i stalemate.

true
false

True

Explanation:

Trench warfare was a gruesome reality of World War I that let to a host of problems for both sides of the conflict. The strategy consisted in a establishing a front line comprised of fortified trenches that were impossible for the enemy to cross. The stalemate ensued when neither of the armies on the Western Front were able to advance because of the difficulty of breaking the well-developed trench system of the opposing side.

the answer is:

c. islam and christianity

explanation:

islam and christianity are widely practiced in africa. islam is practiced due to its spread from the middle east into africa, and christianity is practiced due to the colonization of africa by the british empire.