Instruction: Determine the sentiment expressed by the user in her review from the provided choices, and respond by selecting one of the available options.

Input:
My daughter, 7 (almost 8), can't stop riding this.  My son, 11 (almost 12), also enjoys is when daughter lets it go.  Speed is good.  Assembly is easy.  Quality appears solid.

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