Answer:
they needed a sword that was both hard and flexible but would not bend or break
Explanation:
Japanese smiths solved this problem by making the core of the sword with a soft metal that wouldn't break.
A thick mixture of clay and charcoal powder is applied to the blade's upper sides and dull back edge, leaving the sword's primary edge only lightly coated so that it would be flexible.
The correct answer is:
A-"Population Increased"
This is the correct answer because around the Neolithic revolution it was a wide-scale transition to many people and their cultures which making it a increased the Population as time went on
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The Ohio River, as the dividing line between<span> slave states, </span>south,<span> and free-soil states, </span>north.
