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:
I've used these type of pots all my life. The first time i've used this one, the bottom and where the water was leveled at got discolored. I'm returning it.

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