Answer:
The Black Death was an epidemic of bubonic plague, a disease caused by the bacterium Yersinia pestis that circulates among wild rodents where they live in great numbers and density. ... Plague among humans arises when rodents in human habitation, normally black rats, become infected
Explanation:
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Answer:the us federal goverment
Explanation:
B. The preamble,The Preamble to the
Constitution mainly serves as an introductory statement that outlines
the reasons the U.S. Constitution was written and the values it
represents.
Answer:
D. (Both trails were created after railroads spread West.)
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