Instruction: Carefully assess the user's review for any strong expressions of sentiment, either positive or negative. Based on your analysis, select the most fitting sentiment option from the provided list as output.

Input:
Just so everyone knows, swim caps are not designed to keep your hair dry. This cap fits very tight on my head but it would probably work for someone who is wanting to use it for speed.

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