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 know its a can opener... but looks great and opens cans better than any can opener I've used before.

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