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:
Great sound quality - light weight - simple to use - clients say that when I speak the sound quality is "clean and rich".

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