The selection identifies quinine as
A the anti-malarial treatment used during the Civil War.
B the most common food source for fluid-feeding insects.
C a species of mosquito used as a biological weapon.
D an effective repellent for mosquitos that transmit the Zika virus.
The selection identifies quinine as
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The correct answer is A: the anti-malarial treatment used during the Civil War.
Explanation: Quinine is a compound derived from the bark of the cinchona tree and has been historically recognized as an effective treatment for malaria. During the Civil War, it was commonly used to combat malaria, which was prevalent among soldiers in marshy areas. It’s important to distinguish this use from other options that do not accurately represent quinine’s role or characteristics. If you have more questions or need further information, feel free to ask!