Which of the following problems do immigration and emigration pose for demographers?

a.) Demographers must provide for more city services.
b.) Demographers cannot identify the age structure of immigrants.
c.) Demographers find it difficult to make predictions about populations.
d.) Demographers study growth rates, age structures, and geographic distributions of populations.

Question

Which of the following problems do immigration and emigration pose for demographers?

a.) Demographers must provide for more city services.
b.) Demographers cannot identify the age structure of immigrants.
c.) Demographers find it difficult to make predictions about populations.
d.) Demographers study growth rates, age structures, and geographic distributions of populations.

anonymous · Answer

@benetsaidso This is really a geography problem.  Still, do you know what demographers are? Are all the answers problems or can we remove some because the answer is not technically source of an issue for demographers?