Answer:
B.
Explanation:
Arguments are claims backed by reasons that are supported by evidence.
A and D are reasons that can back claim B.
C can serve as a reason too, but it does not back B very well because you can research information at home, and your argument is about why students should be allowed to use cell phones in school.
So the answer would be B.
That is true, when occasion demanded
Gatsby wanted the impossible out of daisy, he wanted nothing more she could give but nothing less that was hard to give
Later plant breeders developed the new kinds of larger, hardy berries that you see in grocery stores
His owners have fed and clothed him in exchange for his liberty.