Instruction: Given the user's review, identify the user's sentiment from the listed options. Answer using one of the options.

Input:
This scope works fine. Had a little trouble mounting it on my 10/22, and then keeping it tight enough for it stay on, but it is fine now. Sighted it in with a laser sight thingy and it is very accurate.

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