The constant warfare between the independent Sumerian kingdoms . A.
weakened them all
B.
strengthened their armies
C.
created permanent alliances
D.
resulted in the spread of disease

they chose sides following the death of the islamic prophet muhammad in ad 632. a dispute over succession to islamic prophet muhammad as a caliph of the islamic community spread across various parts of the world, which led to the battle of jamal and battle of siffin.

hope it

that is hard ill have to think