Which statement best explains why the louisiana purchase of 1803 was important to the development of the united states? 1. it created new taxes on imported goods. 2. it resulted in immigration from france to the united states. 3. it double the size of the country. 4.
encourage native americans to settle more land in the west.

3. It double the size of the country.

Explanation:

American western expansion and the France controlled area west of Mississippi became formed the background picture of Louisianan Purchase. On April 3, 1803, Napoleonic France and the delegates from the United States of America agreed on negotiations of the Louisiana land purchase which was going to double the size of the young nation. Western expansion of the American population began immediately and this purchase was considered to notable achievement of president Thomas Jefferson.

the density would be a smaller number.

the answer to your question is,

old stone age.

-mabel < 3