Instruction: Carefully assess the user's review for any strong expressions of sentiment, either positive or negative. Based on your analysis, select the most fitting sentiment option from the provided list as output.

Input:
I have used Tiffen filters for years. They have lasted the test of time and are well made. Image sharpness quality is unaffected by the filter and a UV filter is a must to protect the front element of your lens from dirt, dust and fingerprints. I put one on every lens I have, you could too.

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