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:
Initially I thought this was a good little machine for an apartment, even though it was very plastic and not solidly built. But then it started picking up less and less. I changed the bag--it started making a funny noise--and then quit, overheated. I fear trying to start it up again. I wonder if anyone else has had this happen.

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