The split into sunni and shia divisions of islam can be traced to a) the failure to defeat invading forces from persia. b) a loss of territory to religious rebels in arabia. c) a dispute over the question of muhammad's successor. eliminate d) the reluctance of kings to submit to the will of islam.

C) is the real truth letter answer (with all due respect to that religion).

Explanation:

How come? There has been a dispute or possibly 2 or more:

1 There always has been a dispute between the derived division of blood relatives close to Muhammad (SWT) like his nephew in his behalf who people say he even wrote and supposedly made up and recited some quatrains along with the very Muhammad (SWT) when he didn't know what to do when he lost inspiration.

2 those who attributed the "quasi-true" according to civilian and followers by recitation of the Koran by the so-called tradition of repetition by memory which way too later was written down

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