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 helmet offers plenty of air vents and padding.  The straps are easy to adjust and the design is not only cool but very comfortable.  You can't beat it for the price.

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