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

Input:
It's light and effective.  We have a small yard, which is why we bought a light duty mower.  This bag works just fine, and saves having to rake cut grass.  Especially like the zipper opening at the back for ease of emptying.

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