Instruction: Given the user's review, identify the user's sentiment from the listed options. Answer using one of the options.

Input:
Makes a good game of killing the little devils.  Once you get used to using it and what the limitations are it is better than a fly swatter and a lot more entertaining.  Only thing to note is that it usually just stuns the little guys and you may have to finish them off by yourself.

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