<span>The correct answer would be C. Cardiopulmonary resuscitation, commonly
known as CPR, is a procedure used in an emergency situation. An effort to
manually preserve intact brain function is performed until additional actions
are taken to bring back natural blood circulation and breathing in a person who
is in cardiac arrest. It is immediately performed in those who are impassive
with no breathing or abnormal breathing, for example, those who have just
drowned. Basically, CPR is performed in order to let oxygenated blood flow
through the heart and brain.</span>
The process of redistricting can present problems for congressional representation because<u> Districts are often drawn to benefit partisan groups.</u>
Redistricting is the redrawing of congressional and other legislative district lines which follows the census, to accommodate the population shifts and keep districts in terms of growth population.District lines are redrawn every 10 years following completion of united states census.
The federal government stipulates that districts must have nearly equal population and must not discriminate on the basis of race or ethnicity.Congressional representation is models of representation . Their are of three types- delegate, trustee and politico.
To learn more about Redistricting here
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The Supremacy Clause of the United States Constitution (Article VI, Clause 2) establishes that the Constitution, federal laws made pursuant to it, and treaties made under its authority, constitute the supreme law of the land
