Task: Sentiment_Analysis
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:
We bought these as part of our whole house audio system and have two sets of these in our great room.  Excellent sound and very easy to install!

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