<em>The answer is </em><em>B</em><em>.</em>
<em>Military conquest. </em>
Do you have answer choices?
If it helps, this is what *did* happen to them,
they were made into client states of the soviet union (now referred to as the USSR) and turned into communist semi autonomous states
"<span>Monarchs often demanded that they be chosen as pope" is the one among the following choices given in the question that is not a reason for conflict. The correct option among all the options that are given in the question is the first option or option "A". I hope that the answer has come to your desired help.</span>
1: A, 2: A, 3: D, 4: B (: