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:
It is expensive than other knife.
you an close the bag when you put the knife inside!!!
It really a bad product

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