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:
I had a torn elbow tendon repaired a few months ago and this flexbar has helped me regain the strength back in my arm. They had me using it in rehab and once I ran out of sessions, i purchased this for home use.

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