Because the blacks needed a period of probation and instruction. A period is long enough for the black to have forgotten something of the condition as a slave.
More than 3 million people (including over 58,000 Americans) were killed in the Vietnam War
Our first attempt at government was founded on the document known as the Articles of Confederation, but it failed.
<u>Explanation:
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Articles of Confederation, the first document which was attempted to be as a constitution to the thirteen colonies. This was an attempt to unite those 13 colonies. This was replaced by the constitution because the thirteen colonies were functioned autonomously but they couldn't integrate them.
Because the thirteen colonies feared coming under the central government, due to which taxes and trade policies couldn't be imposed on them. The articles also restricted the Congress to facilitate a common judicial system for the thirteen colonies too.
The use of labor-saving devices in industry and agriculture. So b is the correct answer
