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:
This product is defective.
All that it came with was a black plastic circle.
I can't even see the protective filter that's on it!

Oh wait. Nevermind.

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