Question

experts believe the most Native americans died of diseases like smallpox typhoid or diphtheria in the first decades of contact with European settlers.Which statement best explains this phenomenon

Answer 1

Please include the statements.

Answer 2

Experts believe that most Native Americans died of diseases like smallpox, typhoid, or diphtheria in the first decades of contact with European settlers. Which statement best explains this phenomenon? Native Americans refused medical treatment from Europeans.
Native Americans had never been exposed to those diseases.
Native Americans were infected on purpose with those diseases.
Native Americans did not have access to more modern medicine.