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bamagurley bamagurley
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6 years ago
By the middle of the 21st century, the world population is projected to become:
 
  a) four billion. c) eight billion
  b) six billion. d) ten billion.
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tqpham21tqpham21
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6 years ago
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bamagurley Author
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6 years ago
Smart ... Thanks!
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Yesterday
this is exactly what I needed
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2 hours ago
Brilliant
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