Instruction: Given the user's review, identify the user's sentiment from the listed options. Answer using one of the options.

Input:
...it had extra buttons. The price was great, and this is a great product for MMO gamers. I use this while playing WoW. Lets just say it made PVP (player vs player) a whole lot easier.

Options:
A: very positive
B: positive
C: neutral
D: negative
E: very negative
Answer: B: positive