Answer:Smallpox and vaccination are intimately connected. Edward Jenner developed the first vaccine to prevent smallpox infections, and this success led to the global eradication of smallpox and the development of many more life-saving vaccines.
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Huge China is a country of contrasts. It consists of several climatic zones, there you can find a noisy city full of glass skyscrapers and smog, but also the traditional mountain village with mud houses and rice plantations.
The answers are a. for #45 and c. for #46
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False. It was slaves. Technically, slaves weren't counted as 3/5 of a person either, it was just that 3 out of every 5 slaves were counted as a part of population in a slaveholding state for congressional representation.