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:
Excellent product at a good price and delivered on time - performs as advertised - anchored a 9' market umbrella on a fairly windy beach for a week with no problems

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