Federalism is the distribution of power between a central authority and constituent units, such as the federal government in Washington DC and the states. Article V of the constitution allows for the creation of constitutional amendments via an act of Congress, or by the application of a majority of the states. In this case, both the states and the central authority are able to make necessary changes without the consent of the other.
I dont know all the answers but i know one and its
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In studying history we come across what men were and did, and it helps us understand what we can be and do. Thus, history is the science of the past and the present, but the study of the past and the understanding of the present do not happen in a perfect way, as we do not have the power to return to the past and it does not repeat itself. For this reason, the past has to be “recreated”, taking into account the changes that have occurred over time. Information collected in the past will not serve the present if it is not recreated, questioned, understood and interpreted.
Albert Ellis known for Formulating and developing rational emotive behavior therapy, cognitive behavioral therapy.