The correct answer is D, The power to deport undesirable aliens.
Answer: The East German communist command economy limited economic prosperity
Explanation: East Germany was part of the Soviet interest zone after the Second World War. Like all other countries with imposed communist regimes, the economy is strictly governed by the government, that is the command economy. In an economy where there is no free market, all economic parameters are determined by the government, and so is the case of East Germany. Although Berlin was completely destroyed at the end of WWII, West Berlin, which was part of the Western Allied Zone, advanced much faster than East Berlin.
The federal legislature or congress can repeal the state laws under the necessary and proper clause in order to impose federal laws necessary to provide general welfare and common defense of the nation because they have the authority to do so. This authority was given to them because the people believed that the congress would decide for the common good.
Moreover, only the federal legislature has the right to contract debts, lay taxes and if they believed that a state law may prevent the collection of a federal tax, then they can repeal state laws making sure that it is for the benefit of the United States.
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