I believe the answer is 3
<span>demography
</span>
the
study of statistics such as births, deaths, income, or the incidence of
disease, which illustrate the changing structure of human populations.<span>the composition of a particular human population.</span>
Answer:
its D
Explanation:
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According to this theory, we laugh (a physiological response to a stimulus), and consequently we feel happy (an emotion); we cry, and consequently we feel sad. ... According to the James–Lange theory of emotion, you would experience a feeling of fear only after this physiological arousal had taken place.