Instruction: Determine the sentiment expressed by the user in her review from the provided choices, and respond by selecting one of the available options.

Input:
I like this yogurt maker and I do not like its wire which contains LEAD. I must wash my hands after every operation. I do not know why they adopt such wire with LEAD. That is the only problem with it, I think.

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