Instruction: Given the user's review, identify the user's sentiment from the listed options. Answer using one of the options.

Input:
This knife sharpener is just what the cook ordered. Keep it right by my knife draw and when there is a hint that the knife I want to use is not cutting as it should, a quick swipe with this along the edge and that solves any issue. Really good when slicing a tomato.

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