asked 141k views
2 votes
PLEASE HELP ME OUT!!!

What do you think was the most important factor behind the closing of the American fronter the discovery of mineral resources, government and grants and promotions or the completion of the railways ? Use evidence to support your answer .

1 Answer

4 votes

Answer:

government

Step-by-step explanation:

In 1890 the Census Bureau broadcast the. closure of the frontier

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User Sumo
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