Randomization is the process of making something random; in various contexts this involves, for example: generating a random permutation of a sequence (such as when shuffling cards); selecting a random sample of a population (important in statistical sampling
There is a possibility that dragons were real as they are a part of many religions and beliefs and cultures and practices to dragons for hundreds of years
Mesopotamia introduced a more sedentary way of life by means of agriculture and animal husbandry. So for example, instead of the nomadic way of life, which is/was going hunting, foraging, and/or fishing.
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Constitutional monarchy means that the parliament or the legislature makes the rules and the King of the country goes along with those rules. King James II of England refused to follow the constitutional monarchy and was kicked out through the revolution of 1688. This gave rise to constitutional monarchy in England.