Which of the following BEST describes why civil war broke out between different ethnic and religious groups in Iraq?%0D%0A%0D%0A(1 point)%0D%0AResponses%0D%0A%0D%0AThey disagreed about who should control certain cities and regions.%0D%0A%0D%0AThey disagreed about who should control certain cities and regions.%0D%0A%0D%0AThey disagreed about whether Islam should be the country's official religion.%0D%0A%0D%0AThey disagreed about whether Islam should be the country's official religion.%0D%0A%0D%0AThey disagreed about how to deal with the rise of ISIS.%0D%0A%0D%0AThey disagreed about how to deal with the rise of ISIS.%0D%0A%0D%0AThey disagreed about the form of government that Iraq should have.

They disagreed about who should control certain cities and regions.