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:
I've been using this chalk for the past couple months at the gym and it's great. No residue on the bar and very little left on my hands. So far, I'm really happy! I'll definitely be ordering another when this one runs dry.

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