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 am usually picky about my sound, and usually get the absolute best quality in my audio accesories. I never really cared for Sony, but I decided to try these headphones for the hell of it. I was suprised at the  sound. It was xcellent, one of the best headphones I have evertried. they  are not very expensive at all either, what a bargain!

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