Instruction: Assess the user's sentiment in the provided review and select the appropriate sentiment option from the list as the answer.

Input:
All this so-called "sharpener" managed to do was turn decent but worn edges into ragged, gouged crap.  Don't waste your money.  Get a real stone sharpening set instead.

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