HELP WILL MARK BRANLIEST. During the process of demographic transition, a movement from stage 1 to stage 2 is most likely caused by
A)social changes

B)improved education,

C)rural to urban migration

D)technological developments,

E)increasing employment opportunities,

from what  I have read I think the answer is a. social changes because of he birth and death rates in stage 2.

Explanation:

heat released by collision processes during accretion, and heat from decay of radioactive elements

explanation:

(4,-2)

explanation:

6x+4y=16

-6x-9y=-6

-5y=10

y=-2

x=4