Is that all the question, and is there any answer choices?
Explanation:
The early migrants firstly settled in America and came across Bering Straight .
Due to these diverse population , they scattered .
And the Natives developed by hunting , gathering , fishing . and started farming , and stayed at one place .
But before the appearance of the Columbian population , North America were having around 16 million Indians .
And
Thereafter , the population of Indians reduces due to the loss of battles against the spread of the White civilizations .
The pesticide will be in the animals that eat the grasshoppers, in the water table, in humans that eat the animals/crops and drink the water.
The answer will be 261.8 because the tenths are the 1st digits after the decimal points which rounds up the 9s to the the 80 but you don’t have to include the zero on the final answer