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:
This is a good product to help it though...it came with tennis elbow specific instructions and is easy to use.  You can also use it for other exercises as well.

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