Answer:
tierra
is the answer
Explanation:
pick me as the brainliest
The country that unified its eastern and western regions on October 3, 1990 is Germany.
The effects on their health was that widespread epidemics of viruses broke out like smallpox, tuberculosis, and typhus. This happened because an impact of the industrial revolution was rapid urbanization, which caused villages and towns to swell, overpopulating different places and making them hotbeds of disease and depredation. This was caused by the expanding industry swelling small villages
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