Answer:
Pangaea
Explanation:
Pangaea began to break up about 225-200 million years ago, eventually fragmenting into the continents as we know them today.
A <span>failure to improve transportation would have affected the economic and social development of the nation in that it would have made it more costly and more cumbersome to move both people and products within a market--which would have cost companies money and therefore reduced overall US GDP. </span>
The Chaldeans became traders because they had easy access to others regions by way of the Mediterranean sea and the Persian Gulf, which their empire bordered.
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