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:
It's a filter. What more do I need to say..."It blocks all air pollution!"
LOL...No. It does what it says it does. Money worth every penny. Lasts forver!

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