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:
Excellent sound.  Good materials and construction.  My only complaint is that fake leather material(which actually looks and feels nice) doesn't breathe and your ears get really hot and sweaty after a little while.

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