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 this red Thera-band to help with my elbow problems from golfing.  I use it almost everyday. It has strengthened my grip, forearm strength and has taken away all elbow tendon pain.

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