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

Input:
Simply the best headphones I have ever used. Save your money on these instead of buying the popular name brands out now. I think they put their money into the headphones instead of the advertising.

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