Why did american indians show little resistance to european diseases?

select the best answer from the choices provided.
they had never experienced european diseases before.
their bodies were weak from being underfed.
europeans abused them by forcing them into harsh working conditions.
all answers are correct

The answer is they had never experienced European diseases before. Since they never encountered these kinds of diseases before, their bodies had no resistance to them.  When they were exposed, the effect was devastating as many perished upon contracting the diseases.

discovery of cape town-portuguese empire

development of africans language-dutch east india company

introduction of railway-british empire

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