[IB Biology Ecology Reviews]

17. From the diagrams above, which country will probably see a decrease in birth rate during the next decade or two?

A) Canada (Since it has fewer people in the 0-20 year category, fewer people will potentially be born in the next decade or so.)

B) Transylvania

C) United States

D) Both Canada and Transylvania will see a decrease in the birth rate.

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Slichter