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:
Wow! What an incredibly well built hand gripper. Still working on getting quality reps in. A lot harder then I had anticipated. I would definitely recommend this product to anyone serious about training grip strength.

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