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 this for my 8-year old's new bike and this thing is so stiff, we thought it was welded together. Initially we thought we got a defective one, but given the previous reviews, the manufacture needs to reevaluate this item.

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