Three Different Core Areas Designed to Protect an Endangered Beetle

Three different core areas designed to protect an endangered beetle each have a buffer zone associated with them. In buffer zone A, the birth rate of the beetle is 0.04, and its death rate is 0.08. In buffer zone B, the birth rate of the beetle is 0.16, and the death rate is 0.2. In buffer zone C, the birth rate is 0.07, and the death rate is 0.05. Which of these buffer zones is most likely to be effective in protecting the beetle (all other factors being equal) ?

A) Zone A
B) Zone B
C) Zone C
D) Zones B and C would be equally effective, and both better than A.

Correct Answer:

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