If you're asking in which period of his live would a Native American most likely practice hunting and gathering, then the answer is during his childhood and teenage years. The reason for this is that the father or parents in general would teach their kids these important skills during their adolescence so that when they would be adults, they would be able and would know how to do them already.
Just. because formal battles have ended, does not mean both sides will accept the outcome. Prejudice and need for cheap labor was still deeply ingrained.
The confederate south had been devastated by the Civil War. Money and law enforcement from Union military would be required., for years! The US treasury did not make enough budgeted funds available for equitable reconstruction. Blocking pro-freedmen legislation.
Many of former confederate states would send pro-slavery/anti negro representatives to US House and Senate.
Political squabbling would continue with the compromise of 18xx would remove federal troops. Dominant white racist ideals would prevail. Banks not loaning to freed slaves, only at unreasonable high interest rates, would reduce business and land ownership.
The answer to this is "the polls", on in other words "surveys of public opinion".
The polls can for example look as follows:
51% of people prefer blue to red, and 49% prefer red to blue - this can for example inform toothpaste companies how to design their packaging.
Polls also help predict the result of political elections.
<span>The correct answer is money. In a barter system, you trade goods for other goods. There's no money involved as the middle grounds but rather people trade goods and services for other goods and services. If you're a baker, you give bread to someone who fixes your roof instead of giving him money.</span>