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:
Surprising high value product. Love them. I needed since burst 2 vertebrae that are inoperable.

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