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:
It does exactly what it's supposed to!  with the old battery we had, we had to charge the battery just before we wanted to use it and even then were unable to take more than a handful of photos before the camera died.  But after replacing the battery we can just grab it and run knowing that it will work and work for a long time!

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