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:
Does a great job of sharpening knives to the max.  Easy to use.  Works for serrated knives too.  DO NOT use on ceramic knives!

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