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:
The only problem with the recorder is that the keys are a little stiff.  I use it to record songs in a choral group for practice at home.  It picks up the voices really well.

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