Although it was nearly noon. James had not had one bite to eat. Because he had a test coming up, he had to study. However, that test would soon be a thing of the past.

Which of these is a sentence fragment?

A) Although it was nearly noon.
B) James had not had one bite to eat.
C) Because he had a test coming up, he had to study.
D) However, that test would soon be a thing of the past.