The correct answer is alternative C.
The United States Constitution expressly forbids the government to pass <em>ex post facto</em> laws, which are laws that can change the legal consequences of actions in the past. In some countries <em>ex post facto</em> laws are acceptable in some situations, but in the U.S. this is such an unacceptable thing that it seemed obvious and unnecessary to include in the Constitution.
Answer:
The correct answer is C. 4; 4 years.
That would be the bubonic plague or the black plague for a more common name.
<span>August 28, 1963
Hope this helps :)
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It was known as the Colombian exchange
