I think the water changes the earth's surface by making the flood come which is how earthquake happen and with earthquake happening, the volcano will erupt.
I think its soluble fiber will be the answer
Hetero long whiskers
And a homo short whiskers, you get 2 of each resulting in a 1:1 ratio
I believe the answer is D because if there is a decline in the younger population the momentum is going down but if there is an increase in younger population then it is growing
The Sahara and Negev share a Biome