John explained the basics of this place before giving directions . There was poker every night but the game changed . This was Friday , seven card stud night .
According to the above context, choose the best option to answer the following question.
Question: What may be the reason for the instructions ?
Options:
A. None of the above choices .
B. He always explained the rules/.
C. Some of us did not play poker before
D. It was a different kind of poker .


D