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:
i purchased one of these after falling and receiving nerve damage causing me to lose all feeling in my arm. by using the inversion table, i was able to take the presure off the nerve. after 6 months of use i now have 75% usage of my arm back.

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