Respuesta :
Because at one point in time people needed workers to make money. The solution for their was to have more children. There were also no forms of birth control in earlier times and a man and woman were expected to a have a strong blood line.
Answer:
BECAUSE OF REPRODUCTION!
Humans are the most populous large mammal on Earth today, and probably in all of geological history. This World Population Day, humans number in the vicinity of 7.5 to 7.6 billion individuals.
Explanation:
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