Question

Although diseases were widespread in North America, colonists were less susceptible than in Europe because a. the American population was younger and more dispersed. b. the colonies had much better doctors than England. c. American cities were cleaner than their European counterparts. d. Americans had been exposed to most diseases in Europe and had built immunity. e. the diseases themselves were not as virulent as their European cousins.

Answer 1

d. Americans had been exposed to most diseases in Europe and had built immunity

Step-by-step explanation:

The vast majoirty of colonists had come from nations in Europe, meaning that they were likely to have been exposed to these diseases that presided mainly in Europe, while the Native Americans had never stepped foot into Europe and spent most of the time in North America where those diseases never existed.