Answer:
D
Explanation
the only other answer i could think it would be would be field research. but why i think it isn't that is because field research is going out and getting research your self.
<span>The correct answer is the third option: if allowed to continue, tax evasion was a serious offense. Tax evasion means not paying your taxes, which, during Thoreau's time, resulted in going to jail. This punishment reflects the idea that tax evasion is a serious offense and that offenders should be treated as criminals. Despite these consequences, Thoreau used tax evasion as a form of civil disobedience. For example, he refused to pay his poll tax during the Mexican War as a way to protest the slavery that was still occurring in the United States. Due to his tax evasion, he went to jail until the poll tax was paid.</span>
1)Averages could be done.
<span>2)Experiments or "works" could be repeated many times. </span>
<span>3)Limiting factors likely to introduce errors could be avoided.</span>