What effect might the dry climate of mongolia and western china do to the people living there. so much my mom and dad wont let me sleep unless i answer this lol any way! : )

Which was the original difference between sunnis and shias? a. they disagreed on the content of the five pillars. b. they disagreed on the role of sharia in muslim society. c. they disagreed on the role of imams in the islamic religion. d. they disagreed on who should have succeeded muhammad.