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 Crédit Mobilier scandal, which came to public attention in 1872, was a two-part fraud conducted from 1864 to 1867 by the Union Pacific Railroad and the Crédit Mobilier of America construction company in the building of the eastern portion of the First Transcontinental Railroad
Explanation:
Napoleon lost much of his army, diminishing his ability to defend France.
While Napoleon was able to raise another army in a short period of time, they were not as highly (or well) trained then his Grande Armee, resulting in his defeat and seclusion from his Empire.
~
B. Germany's use of unrestricted submarine warfare on American shipping. Hope this helps! Have a great day!