Instruction: Determine the sentiment expressed by the user in her review from the provided choices, and respond by selecting one of the available options.

Input:
Bought two and one was defective. It deflated te same day. I had bought three other rafts of the same brand some where else and they were great.

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