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Which are three main factors that cause population change?
A. Births, deaths and marriage
B. Births, deaths and migration
C. Births, deaths and life expectancy
D. Births, deaths and emplyoment

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Detailed Solution

The correct answer is: B. Births, deaths and migration

Explanation:

Population change is determined by three main factors:

Births – Increase population size.
Deaths – Decrease population size.
Migration – Movement of people into (immigration) or out of (emigration) an area, altering population numbers.

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