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:
I used this to replace a detector that was damaged by being hit with a basketball.  Installation took less than 5 minutes; adjusting the time the light stays on and sensitivity (detection distance) was easier than I expected.  It has been in place about a month and is working flawlessly.

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