Area a because it experienced a growth from 0 to 15 in 5 years while area b experienced a growth of growth 10
In my opinion mixed layers would be the best choice
<span>C. controls which substances enter and exit the cell
Good Luck!!</span>
The answer is D its tightly packed cells allow for proctection against harmful substances.
Answer:
Estimates of historical world population
Year 1400 1600
population (in billions) 0.35–0.40 0.50–0.58
growth p.a. >0% 0.15–0.3%
