Answer:
i think less is more
Explanation:
let me explain so i think less would be better because then you wound have as many people that are homeless or refugees we all wish refugees could find safe homes but for all of them that just isn't possible.Then again i don't think that you should resort to genocide when trying to maintain a smaller population.Though one could argue the opposite.
(you can come to your own conclusion this is just my opinion)
A) both have strong scientific support.
Showing dominance over were ever they did that at
D) It can only be used in areas with specific kinds of rivers.