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The change in population size at a given...

The change in population size at a given time interval t , is given by the expression
`N_(t) = N_(0) + B + I - D- E`
I , B and D stand respectively for

A

rate of immigration , mortality rate , natality rate

B

rate of immigration, natality rate, mortality rate

C

rate of emigration, natality rate , mortality rate

D

mortality rate , natality rate ,rate of Immigration,

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The correct Answer is:
B
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