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

Input:
They last fairly long.  I have hard water and use 3-4 a winter.  Wish a different style would work longer but not sure anything can perform better.

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