Instruction: Carefully assess the user's review for any strong expressions of sentiment, either positive or negative. Based on your analysis, select the most fitting sentiment option from the provided list as output.

Input:
Haven't tried the voice feature, but the audio aspect of the headphones is better than I expected it to be.

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