Answer:
The Black Death
Explanation:
The Black Death bascially destroyed Europe, being a fatal disease. The reason why it was so deadly though was because of how fast it spread. Animals like rats first got the disease, then it spread to humans. The diease spread so quickly was because back then the towns were dirty and crowded, which rats often lived in, which caused rats to make common contact with humans.
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The answer I think is c. Studies show that they think the earliest the entered is about 33,000 years ago
Answer:
OB. chemical energy is the answer
Answer:
September 29–30, 1938: Germany, Italy, Great Britain, and France sign the Munich agreement