Read the following context and choose the best option to answer the question.
Context: He met with his teacher today for 20 minutes and he could n't understand why he had to leave so soon . He had a hard time answering the teacher 's questions because he was so distracted by all the letters and numbers around the room . He kept looking around and making observations .
Question: What may be the reason why they had to meet with their teacher ?
Options: 
A. They got in trouble for talking with their friends .
B. They have a hard time speaking in front of the class .
C. They have a hard time paying attention .
D. They had a question about their work .


C