Write a question about the following article.

All at once he felt the hope of getting their friendship back fly out the window and he sat down heavily . He 'd never been so glad for a few days downtime in his life . It meant he could easily avoid Daniel until he figured out what to say to make all the awkwardness sure to come with the letter go away . He got up quickly , knowing if he got comfortable he would n't be getting up again until morning , and sorted through his mail instead .

Question:
What may be the reason for the letter making things so awkward ?
Available options: a). None of the above choices . b). They told them what they like to do for hobbies . c). They told them about their past . d). They told them of their feelings .