Read the following context and choose the best option to answer the question.
Context: He was just tapping the back of my chair rhythmically with his feet . I got bored after waiting for 5 minutes , so I just decided to look around the room . Mandy was passing a note with Nick J , they were both smiling . Charlie was texting under his desk , Blair was playing hangman with Joe .
Question: Why were Many and Nick smiling ?
Options: 
A. They are smiling about a show they watched .
B. The notes they were passing contained a joke .
C. They have an unspoken bond .
D. None of the above choices .


B