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 have only used them once but they worked as I expected.  Look forward to many more uses in the years to come.  Will update if I feel the need to do so.

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