A and c .................................
Answer:
The first people came to America across a land bridge roughly 13,000 years ago
Explanation:
They came across the land bridge in searches of food like bison and wooly mamoths, while in search of food they established "villages" and eventually spread farther across the Americas in search of food sources.
For transportation of people, goods, and other essentials.
Answer:
the Articles of Confederation became increasingly ineffective at governing the continually growing American states. The main cause of this ineffectiveness stemmed from a lack of a strong, central government.
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Explanation: