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

Input:
The cranking mechanism was broken--the gears would not engage to smoothly turn the cream container.  I would like to get my money back.  It almost ruined a special birthday party.

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