All of the above are correct
Answer:
During the first phase, the population growth rate rises as the death rate declines while the birth rate remains high. In the second phase, the growth rate declines (but remains positive) due to a decline in the birth rate.
Explanation:
Asthenosphere is the answer of this question. It best describes the all above mention properties.
Asthenosphere is the the upper layer of the earth's mantle, below the lithosphere, in which there is relatively low resistance to plastic flow and convection is thought to occur.

(simplify the equation)

(subrtact both sides by 14)


(multiply both sides by 6)

Hope it helped,
Happy homework/ study/ exam!
Answer:
my answer would be BB.The heliocentric model was finally accepted because it best explains solar eclipses.