In what way did the islamic empire and the roman catholic church differ? a. the islamic empire wanted to spread islam as far as possible, but the roman catholic church had no interest in spreading religion. 500 to b. the islamic empire had very little control over economic issues, but the roman catholic church grew wealthy through its control of trade. c. the islamic empire forced the people it conquered to convert to islam, but the roman catholic church adapted to the beliefs of other religions. d. the islamic empire directly governed the people it controlled, but the roman catholic church relied only on its influence with rulers.