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:
These worked exactly as expected.  They were very easy to install.  It is a great way to keep your bimini up all the time and avoid the hassle of taking it down and putting it up all the time.

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