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? (4 points) Group of answer choices

Native Americans refused medical treatment from Europeans.

Native Americans had never been exposed to those diseases.

Native Americans did not have access to more modern medicine.

Native Americans were infected on purpose with those diseases.

6 TH grade! :)