How do the underlined sentences on pages 1-2 advance the author's point of view?
X
They support the idea that people should be
concerned about the effects of bottled-water
production on the environment.
They show that people who have little regard for
the environment are willing to spend money on
high-quality bottled water.
They show that people who do not have access to
safe water must pay for bottled water, at great cost
to the environment.
They support the idea that people drink bottled
water based on quality concerns rather than on
cost or environmental concerns.

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