Answer:
<h3>2.their </h3>
Explanation:
I chose "their" because we don't know if the student is a girl or a boy.Also because their a person not a thing.
That's probably the best 21st century poem describing our group of people (aka millenials) I have ever seen. Well Done!
Here, We need to Organize the information of our research so, we should classify them into categories.
In short, Your Answer would be Option B
Hope this helps!