Answer:
It explains Elizabethan misconceptions about the spread of malaria.
Step-by-step explanation:
In this passage, the author explains to us how malaria was experienced in Elizabethan England. We learn that malaria was common in England during this time period, and that the disease kills thousands of people. The author, moreover, presents the central idea that malaria was a deadly disease in Elizabethan England. He expands on this idea by showing the misconceptions that people had regarding malaria. This explains why it would have been so difficult to get proper treatment for the disease.