Answer: C. They had to reach a certain age
Explanation:
they had to reach an age where they could not work anymore before they could be freed
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Because one of the major powers who instigated the war did not take part in it
<span>Basically t</span><span>o stop emancipated slaves from using their new rights.</span>
Many settlements and farms were built near the rivers and tributaries. This would allow them to use the waterways like highways. In areas that were large enough, some would create plantations. The prairies would be turned into rice patties. Most people would live in the cities like New Orleans or Lafayette.
Alexander Graham Bell invented the TELEPHONE in 1876. It is a device that lets two people have a conversation even when they are far from each other. This could be done by sending signals through cables. Alexander Graham Bell began a new era of communication with his invention of the telephone.