Noah's birthday party went better than expected. He never dreamed
there would be so many presents. Some of the boxes were big, and
some were small. However, as he opened each one, Noah kept
avoiding the biggest box, despite all his friends encouraging him to
open it. He was saving that box for last.
What is most clearly the source of tension in this story?
A. Noah's relationship with his friends
B. The contents of the biggest box
C. Noah's shift in expectations
D. The theme of getting older