Instruction: Given the user's review, identify the user's sentiment from the listed options. Answer using one of the options.

Input:
This flag didn't fit right in my window (2014 Jeep Compass). It produced an unsettling rattling noise during our trip to The Bill. We had to pull over and take it off in fear it would break the window. Bummer. :(

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