Why were american indians so heavily impacted by european diseases? 1.most american indian groups were surrounded by european settlements and were unable to escape infection.
2.american indians lacked immunity to the diseases because they had never been exposed to them before.
3.most american indians failed to treat the diseases early on because they did not believe in medicine.
4.american indians were unable to communicate with europeans and did not understand what was happening.

“well,” he says, “there’s excuse for picks and letting-on, in a case like this; if it warn’t so, i wouldn’t approve of it, nor i wouldn’t stand by and see the rules broke—because right is right, and wrong is wrong, and a body ain’t got no business doing wrong when he ain’t ignorant and knows better. it might answer for you to dig jim out with a pick, without any letting-on, because you don’t know no better; but it wouldn’t for me, because i do know better.” the meaning in this excerpt is