Why does the author of "Edward Jenner and the History of Smallpox and Vaccination” most likely include dates when discussing Jenner’s work to replace variolation?
Answer
A
to show that time was important to Jenner in relation to his work
B
to show the many years it took for the vaccination to replace variolation
C
to show why Jenner was ridiculed for his work on the vaccination program
D
to show how the British Parliament slowly came to accept the value of the vaccination