Instruction: Assess the user's sentiment in the provided review and select the appropriate sentiment option from the list as the answer.

Input:
I use it taking pictures of the ocean, the sky and the sea are now much visible with it. You can adjust the density of the darkness or the filter effect by rotating it.

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