Which item is not a factor in population growth? birth rate death rate migration tariff reduction

Tariff reduction is the correct answer

The answer is tariff reduction its the only the listed that doesn't have a direct relation to population growth.

Lol why dont you actually do the work instead of have people do it for you. jk i do it too lol

1. d: oceanic crust is thicker and contains a lot of granite2.d: where two continental plates are colliding  3.b.contour boundaries4.b.plates that are attracted to each other by gravity5.a.as two continental plates collide along a convergent boundary, mountains are formed.