PLEASE HELP ME ASAP THI SI DUE UN 10 MINUTES How did the Louisiana Purchase affect the geography of the United States?

A. It doubled the size of the United States.

B. It prevented settlements west of the Appalachian Mountains.

C. It produced the headwaters for the Mississippi River.

D. It gave France more land to set up temporary colonies.

A. It doubled the size of the United States

Explanation:

The Louisiana Purchase of 1803 brought into the United States about 828,000 square miles of territory from France, thereby doubling the size of the young republic.

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the answer is: c. c.it limited the president’s power to start wars.

the war powers resolution of 1973 requires the president to notify the congress whenever the president wanted to order a military operation to other countries within 48 hours. if after being reviewed the congress disagree with the proposal, that the president will be banned from ordering the operation.