Instruction: Assess the user's sentiment in the provided review and select the appropriate sentiment option from the list as the answer.

Input:
We have this router and 2 of the wireless usb connections too in my home. One is 2 levels below the router in the basement and has no problem. Unfort our network goes down for no understood reason about once every week or two and must be reset before everything goes back online. No idea why. Otherwise, this works very well.

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