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

Input:
Not much to say other than it works as advertised. No kinks. Doesn't seem to affect sound quality. I can wheel around my cube at work as needed.

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