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

Input:
These things are legit!  You can get a truly razor sharp knife with one of these if you know how to use a stone.  Just get a good edge going with the Accusharp and then finish it off by hand.  Super easy, saves a ton of time, especially if your blade is a little beat up from neglect.

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