Answer:
With the passage of the 13th Amendment—which states that “neither slavery nor involuntary servitude, except as a punishment for crime whereof the party shall have been duly convicted, shall exist within the United States, or any place subject to their jurisdiction”—the central contradiction at the heart of the Founding was resolved.
Explanation:
A steamboat is a boat propelled by <em>steam</em>. In the 19th century, steamboat was widely used on rivers, especially on the Mississipi and its tributaries. Inicially they worked only on lakes and rivers, but later the <em>steam</em> was also applied to larger vessels that crossed oceans. The building of canals was very important for the economy in the United States, by reducing the prices of transportation of products from or to distant places.
Answer B. People began to build canals in the USA and Europe.
Lincoln's plan was the easiest, and the Radical Republican Plan was the hardest on the South.
The Treaty of Versailles ended World War I between Germany and the Allied Powers. Because Germany had lost the war, the treaty was very harsh against Germany. Germany was forced to "accept the responsibility" of the war damages suffered by the Allies.
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