Answers

2016-01-04T18:16:42+08:00
For me it's all of the above..
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2016-01-06T08:52:46+08:00
For me, its letter B. because, if we base this statement to the food chain, many species will be left to die due to the vast number of predators. so, extinction is required to reduce the preditorial numbers abd allow the minor species to evolve.
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