Someone answer this because I don't understand how to do it

Read this excerpt from "edward jenner and the history of smallpox and vaccination.” smallpox was introduced to europe sometime between the fifth and seventh centuries and was frequently epidemic during the middle ages. the disease greatly affected the development of western civilization. the first stages of the decline of the roman empire (ad 108) coincided with a large-scale epidemic: the plague of antonine, which accounted for the deaths of almost 7 million people. the arab expansion, the crusades, and the discovery of the west indies all contributed to the spread of the disease. unknown in the new world, smallpox was introduced by the spanish and portuguese conquistadors. the disease decimated the local population and was instrumental in the fall of the empires of the aztecs and the incas. similarly, on the eastern coast of north america, the disease was introduced by the early settlers and led to a decline in the native population. before it reached the new world, smallpox played a role in

What was the purpose of including the pictures of the movie still, the propaganda poster and the magazine cover? a. to allow the reader to compare the vogue cover to the other images mentioned in the article c. to prove to the reader that the vogue cover was inappropriate b. to show the reader the images are not similar at all d. all of the above

What task preceded the release of the orbiting laboratory