A) A-mortality, B-natality, C-emigration, D-immigration
B) A-immigration, B-natality, C-emigration, D-mortality
C) A-emigration, B-natality, C-mortality, D-immigration
D) A-emigration, B-immigration, C-mortality, D-natality
Explanation
A-Mortality, B-Natality, C-Emigration, D-Immigration