What are three pieces of evidence that support the claim that Jenner has been given credit for starting and spreading the practice of immunization? ANSWER: Jenner was first vaccinated at the age of 8. Becoming interested in diseases he sought out to create a vaccine for smallpox. Edward Jenner became known as the "father of immunology." When he created the vaccination for smallpox, he tested it and spread it across the world.

(Key points needed to be correct)
He thought to intentionally infect people.
He tested a vaccine.
He sent out the vaccine.
He won many awards.
Others continued his work.

Which two elements does this excerpt from a christmas carol by charles dickens contain? "a small matter," said the ghost, “to make these silly folks so full of gratitude." "small! " echoed scrooge. the spirit signed to him to listen to the two apprentices, who were pouring out their hearts in praise of fezziwig: and when he had done so, said, "why! is it not? he has spent but a few pounds of your mortal money: three or four perhaps. is that so much that he deserves this praise? " "it isn’t that," said scrooge, heated by the remark, and speaking unconsciously like his former, not his latter, self. "it isn't that, spirit. he has the power to render us happy or unhappy; to make our service light or burdensome; a pleasure or a toil. say that his power lies in words and looks; in things so slight and insignificant that it is impossible to add and count ’em up: what then? the happiness he gives, is quite as great as if it cost a fortune." he felt the spirit's glance, and stopped. "what is the matter? " asked the ghost. "nothing particular," said scrooge. "something, i think? " the ghost insisted. "no," said scrooge, "no. i should like to be able to say a word or two to my clerk just now. that's all."