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:
My first gaming optical mouse. Excellent mouse, still working after a few years of hard work :)

Was replaced by a more advanced Logitech MX500, but still use it constantly. It rocks!

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