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:
Great product. Holds plenty of water to last 1 person 2-3 days of drinking water. Clean and fresh water. I bought another one. I would recommend getting the blue pitcher because the upper fill chamber is opaque plastic that you can see through to see how much water is being poured in.

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