Which equation correctly represents a change in population density? A Change in Population Density = (Births + Immigration) - (Deaths + Emigration)

B
Change in Population Density = (Births + Emigration) - (Deaths + Immigration)

С
Change in Population Density = (Births - Immigration) + (Deaths + Emigration)

D
Change in Population Density = (Births + Immigration) + (Deaths - Emigration)