What was one cause of the population spike during the industrial revolution

What ways did native americans influence the lives of european settlers in early america ?

One drawback of voluntary trade is that it a.requires two groups to use a common language b.can make one group dependent upon another for necessary goods c.doesn't occur unless there is a shortage of goods for at least one group d.forces groups to rely on themselves to produce all the goods they need

How were clothing and shoes sizes mass produced? what effect did making standard sizes have on these industries