What is true of the population shown in this graph?
a. the population is not changing much over time.
b. there are many factors at work to control the population.
c. the population is growing unchecked.
d. the population has increased until it reached its carrying capacity.

C. The population is growing unchecked.

from the graph, at the beginning  the population increase a little bit over time. At the end, the number of individuals increases exponentially (rapidly) over a very short period of time

its

there are no options provided but you can choose among the following gender-neutral pronouns: zir, hir, eir, vis, tem, eir.

in the normal course of maintaining a pronoun-antecedent agreement, we could have used the words his or her but since we are also required to use gender-neutral language, we need to replace it with its equivalent gender-neutral pronoun.