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:
Slicing an old price of bread has never been this easy! the blade of this wonder knife contains several sharp ends that lets you slice your bread with ease. best knife ever!

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