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 like the product, but it was a used product that I bought and it was dirty.  There appeared to be dried food on the blades.  I had to put in the dishwasher to make sure to get it thoroughly cleaned.

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