Respuesta :

Answer:

Small pox. common cold, and the flu.  Give me brainliest please :D

Explanation:

They were diseases they hadnt seen before and they hadnt had an imune system strong enough

Answer: When the Europeans arrived, carrying germs which thrived in dense, semi-urban populations, the indigenous people of the Americas were effectively doomed. They had never experienced smallpox, measles or flu before, and the viruses tore through the continent, killing an estimated 90% of Native Americans.

Explanation:

Have great day!!!