Which would work best as a concluding sentence?
a.
jaycee walked into high school with an air of superiority because he had been at the top of his class in middle school.
b.
jaycee was in for a shock, however, because there were many in his class who had been at the top of their class in middle school.
c.
jaycee's hard work paid off when he received as in all his classes, making his parents very proud of him.
d.
for the first time, jaycee felt challenged and decided to work harder by studying an extra hour each evening after school.