Which is a major source of argument between sunni and shia muslims? . (points : 1). a. how many pillars of faith there are. b. whether the new testament is god's word. c. whether muhammad was the final prophet. d. who founded islam.

The question: "Which is a major source of argument between Sunni and Shia Muslims?" can have a few answers. Among them, one of the major sources of argument would be on who should be the person to lead Islam after Muhammad. But overall, it would lead down to the idea of whether Muhammad was the final prophet. Among the choices, the closest answer is C.