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

Input:
Purchased it for it's value as a noisy fan to keep my baby asleep at night. I have a nice, typical white noise machine, but this works better. Especially as it keeps the air in the room circulating. The only problem is that it only lasted exactly one year, and then died off.

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