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

Input:
I bought this razor e-100 scooter for my daughter's 7th birthday.
She has ridden it about 4 days every week for the past month.
It holds up well, has good speed, and stays charged longer than it says.
We are very happy with this product.

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