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:
In its format - a good sharpener. But the technique itself longitudinal sharpening is bad. If you want to spoil the knife - grind longitudinally on just such sharpeners. But for cheap Chinese knives it fits perfectly.

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