Dang I haven’t learned that yet
It has something to do with the minerals in their ground.
The best and most correct answer among the choices provided by the question is the first choice "demographers"
Demography<span> is the science of populations.</span>Demographers<span> seek to understand population dynamics by investigating three main demographic processes: birth, migration, and aging (including death).</span>
I hope my answer has come to your help. God bless and have a nice day ahead!
Libya, Tunisia, Morocco, and Egypt are a few.
Use Libya and Tunisia for your answer.