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

Input:
The first pair I had were slightly damaged and they fogged up. I sent them back at no charge. The second pair looked good and they have not fogged up at all in the past six weeks that I have used them. Good going Speedo!

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