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:
The plastic surround at the bottom cracks and resulting in messy leaks.

Plastic continues to be a problem for Cuisinart. It's like the don't understand the properties of the various materials used and/or the stress points that will eventually break.

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