Question

Based on the information in "Edward Jenner and the History of Smallpox and Vaccination," which sentence best states the author’s claim about Jenner’s work?

Answer 1

It was groundbreaking.

Step-by-step explanation:

Edward Jenner and the History of Smallpox and Vaccination stated that the origin of smallpox as a natural disease is lost in prehistory which makes it is difficult to trace the beginnings of smallpox.However,