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D
Question 3
2 pts
Which of the following is the best reasoning to explain why no one knows for sure how many people
the Earth can support?
o We do not know which variables affects how many people the Earth can support.
O All people use resources at the same rate but we do not know how many people will live on Earth in the
future.
o We do not know how much space is left on Earth, so we cannot predict how many people the Earth can
support.