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:
Great for grinding up ice cubes in smoothies.  Very loud though.  Purchase some earplugs.

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